Bmw code p052b

2011 328i P052B Code. Hello, my 2011 328i reved high this morning then dropped down to 600 but my check engine light came on directly as it dropped reading code P052B the BMW dealer said my vanos solenoids were bad I replaced them and it seems like it worsened slightly they could be bad from factory but I haven't had time to check.

Bmw code p052b. I have a 2010 BMW 328i xdrive. Have code P052b. Car has. I have a 2010 BMW 328i xdrive. Have code P052b. Car has issues starting but once starting it is fine. Had camshaft sensors changed and checked for vacuum leak plus oil change ...

The EML came back on after a couple of drive cycles and code reader showed P0012, which is intake cam position over retarded - bank 1. So on to Step 2 : Switched the solenoids from front to back , this was in hopes of narrowing it down to the solenoid - still P0012 remained.

I do notice a bit of power loss while casual driving but nothing crazy. OBD codes. P052B - Cold start A camshaft position timing Over-Retarded bank 1. P054B - Cold start B Camshaft position timing over-retarded bank 1. Control unit codes. 2A7C DME: Vanos, inlet, cold start. 2A7A DME: Variable camshaft timing control, exhaust, cold start.The BMW P054B code is a diagnostic trouble code that indicates a problem with the cold start exhaust 'B' camshaft position timing over-retarded bank 1. This code is considered to be moderately serious and should not be ignored. If left unaddressed, it can lead to more severe engine problems and potentially cause damage to other components.Here are the codes. Stored Codes. P054B. Cold Start "B" Camshaft Position Timing Over Retarded Bank 1. P052B. Cold Start "A" Camshaft Position Timing Over Retarded Bank 1. P0300. Random Multiple Cylinder Misfire Detected.This code can be caused by a few different things, including incorrectly set camshaft timing, a faulty crankshaft position sensor, a faulty camshaft position sensor, or issues with the intake valve timing control solenoid valve or the intake valve timing intermediate lock control solenoid valve.Post your repair questions here. 2013 BMW 328i codes P054B P052B P13C0 P0172. Help us help you. By posting the year, make, model and engine near the beginning of your help request, followed by the symptoms (no start, high idle, misfire etc.) Along with any prevalent Diagnostic Trouble Codes, aka DTCs, other forum members will be able to help ...

Nov 5, 2022 · November 5, 2022 by Carolina. Spread the love. The trouble code P052B can be identified as Cold Start A Camshaft Position Timing Over-Retarded Bank 1. The variable camshaft timing position for an over-advanced camshaft timing is monitored by the powertrain control module during cold start up. Table of Contents show. The BMW P0304 code is a diagnostic trouble code (DTC) that indicates a misfire in the fourth cylinder of a BMW vehicle. This means that the engine is not firing properly in that cylinder, which can cause a variety of issues with the vehicle’s performance. The code is triggered when the engine control module (ECM) detects a misfire in the ...BMW Trouble Code Definitions 2011 GM Trouble Code Definitions Enhanced Trouble Codes. This is a listing of GM trouble code definitions for ENHANCED Trouble Codes. These are manufacturer specific trouble code and the meaning of these codes vary by manufacturer. ... BMW 131401 VANOS, exhaust, cold start: not controllable P052B; BMW 131501 VANOS ...P013b6 p052b Po300 po304 po305 po306 2011 bmw 328i Is there any overlap at these codes and what cause this? I have not - Answered by a verified BMW Mechanic. We use cookies to give you the best possible experience on our website. ... I have 2010 Bmw 328i and got code P052B. Replaced alredyCode: P052B System: Powertrain (Covers functions that include engine, transmission and associated drivetrain accessories) Category: ISO/SAE (It is core DTCs and applied to most manufacturers. A common fault message is assigned to this code.) ... 2011 BMW 128i Engine Consumer Complaints Details ...

P052B 2007 S550 rwd. Hello everyone. Went for my usual morning routine and received a nice little surprise this morning. The P052B code for bank 1. This was a surprise of course. Not sure how bad this one is honestly. I had a hard time finding threads for this specific code for my model. If anyone has any experience with this one please chime in.I have codes P054B and P013C9, BMW 328i 2018 2013, 141500, Check equine light with oil low pressure - Answered by a verified BMW Mechanic. We use cookies to give you the best possible experience on our website. ... I have a 2010 BMW 328i xdrive. Have code P052b. Car has issues starting but once starting it is fine.Here are the codes. Stored Codes. P054B. Cold Start "B" Camshaft Position Timing Over Retarded Bank 1. P052B. Cold Start "A" Camshaft Position Timing Over Retarded Bank 1. P0300. Random Multiple Cylinder Misfire Detected.OBD-II Code Decreased engine performance is defined as a Cold Start "A" Camshaft Position Timing Over-Retarded. The engine control module (PCM) monitors Ignition Timing on initial startup. If the Ignition Timing varies excessively from where it should be, the PCM will set code P052B.A subreddit for BMW technical support. ... E90 N52 engine 2A7C and P052B codes . Hi. I have a 2011 328xi with about 58,000 miles or 93000 km. Engine oil changed a few months ago and not much has been driven. It has always idled a bit rough after starting The other day, it gave me these codes. I took out the vano solenoid and cleaned them.It sounds like you have a few things going on with your BMW. First, your P052B code is indicative of a problem with the vanos system. The vanos system is responsible for timing the intake and exhaust valves, and when it's not working properly, it can cause rough idling and other problems.

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This happens at start up and it is a cold start code, but it triggers whether hot or cold, RPM jumps a little to 1200 and goes back down registering the code. The car has been driven with the code 2012 328i E92 coupe OBDII P052B and 002A7C Code without end need HELP2013 BMW 328i with N20 engine.Chain guide/chain failure. I replaced the timing chain, oil pump drive assembly and new spark plugs. It starts and runs smooth, but It has DRIVETRAIN MALFUNCTION and CEL codes- p052b p054b p1338 p1339 p013cc.P052b, 2011 BMW 328xi, Changed Cam Sensors, nope - Answered by a verified BMW Mechanic. We use cookies to give you the best possible experience on our website. ... codes 51A7 and 2A94 I replace crank and still the same codes came back ...Nissan Mechanic: Kurt Mulling. ok then you need to clear the code with a scan-tool. Ask Your Own Nissan Question. Ooh okay when i change the 2 sensors i did it with the unplug negative battery should i do the scan tool instead den it came back after a couple minutes. Nissan Mechanic: Kurt Mulling.

2012 2.5 Fusion P052b. Hi guys, Just picked up a 2012 Fusion and it's got a single engine code P052b. The car seems to run fine, hot and cold starts without issue and no smoke. I've seen different fixes from VVT Solenoids to broken wires. Does anyone have any experience with this issue on the Fusion that can point me in the right direction?#1 · Mar 29, 2014 (Edited) Somewhat new to the forums and want to pick some minds about my code p052B. It happened after two 30 mile trips (gassed up in middle of trip). …P052B by itself is usually a bad IVT solenoid, either the main one (middle) or intermediate lock (rear). However, the P0014 means the EVT solenoid (front) or phaser is also misbehaving. ... If it doesn't leak, it isn't a problem. In any case, it won't be causing IVT/EVT codes. Save Share. Like. VStar650CL.BMW diagnostic code P1345 indicates a misfire on cylinder 2 with fuel cut-off. There are many different causes of misfires on BMW engines. Really an engine for that matter. ... it was the camshaft sensor or the vanos that went bad or if the camcould have jumped timing. i also got codes p0015 and p052b. Reply.Mar 19, 2020 · I do notice a bit of power loss while casual driving but nothing crazy. OBD codes. P052B - Cold start A camshaft position timing Over-Retarded bank 1. P054B - Cold start B Camshaft position timing over-retarded bank 1. Control unit codes. 2A7C DME: Vanos, inlet, cold start. 2A7A DME: Variable camshaft timing control, exhaust, cold start. =====Claim your FREE engine code eraser 👉 https://free.nonda.co 👈=====Engine Code P0024 Saving Repair Parts...2011 325ix showing an obd code P052B and valve cover leaking. My 1st question is that if I replace the valve cover - Answered by a verified BMW Mechanic. We use cookies to give you the best possible experience on our website. ... I have a 2010 BMW 328i xdrive. Have code P052b. Car has issues starting but once starting it is fine.For MORE great Auto Repair Videos, visit us at www.OnlineAutoRepairVideos.com PART 2 - Okay, we replaced the valve cover and gasket, now in this episode we d...The F10 is the model code BMW uses internally for the sixth-generation 5 Series sedan, produced between 2010 and 2016. The model code sets it apart from earlier-generation 5 Series vehicles, like the E60, E39 and E34. KAFAS is the Camera Assisted Driver Assistance System. KAFAS is used for the following combined functions: • Lane departure ...

DaveJM on January 23, 2022. Hello, P0302 means that cylinder 2 of the engine has noted a misfire. P052B means during cold start Camshaft A bank 1 is not reading properly. This requires professional analysis, not so much to be determined from your home and driveway. Use this link to find some shops near you that can help with your concern:

This code is specific to BMW vehicles and is triggered when there is a malfunction or out-of-range reading detected by the EGT sensor. The P054B code …What is the Cost to Diagnose the Code P052B Volkswagen? Labor: 1.0. To diagnose the P052B Volkswagen code, it typically requires 1.0 hour of labor. The specific diagnosis time and labor rates at auto repair shops can differ based on factors such as the location, make and model of the vehicle, and even the engine type.Mar 19, 2020 · I do notice a bit of power loss while casual driving but nothing crazy. OBD codes. P052B - Cold start A camshaft position timing Over-Retarded bank 1. P054B - Cold start B Camshaft position timing over-retarded bank 1. Control unit codes. 2A7C DME: Vanos, inlet, cold start. 2A7A DME: Variable camshaft timing control, exhaust, cold start. 2011 325ix showing an obd code P052B and valve cover leaking. My 1st question is that if I replace the valve cover - Answered by a verified BMW Mechanic. We use cookies to give you the best possible experience on our website. ... I have a 2010 BMW 328i xdrive. Have code P052b. Car has issues starting but once starting it is fine.General BMW Mechanical Help sponsored by RM European Auto Parts Cars throwing P0012 P052B P0301-306 codes after VVT sprokets/phasers repair If this is your first visit, be sure to check out the FAQ by clicking the link above.The p00bd BMW code is an OBD-II diagnostic trouble code that indicates a problem with the mass or volume airflow "A" circuit. This code specifically applies to BMW vehicles and is commonly associated with issues in the intake manifold or the sensor itself. It is important to address this code promptly to ensure proper engine performance and ...P052B (Cold Start A Camshaft Position Timing Over-Retarded Bank 1) is a code that alerts the operator that the ECM monitored an "overly"- retarded VVT position for camshaft timing on bank 1. Normally due to cold start up.

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I got code P052B. Did a lot of research and decided to get under the hood and clean the intake and exhaust solenoids. ... i have a 2008 bmw 528i with code p0015 took it to nally bmw for above code.bmw service advisor tool me to fix my problem i will have to replace all 6 ignition coil and valve cover gasket.im waiting for coil and gasket in ...2012 MCS N18. Repaired head gasket and HPFP. Now getting this code "P052B" intermittently. Any ideas? Mini tech speculated that it might be bad/dirty Vanos Solenoid when discussing problem. Runs great when the code is not present. Has anybody else experienced this issue?Rough Idling and squealing 2011 E90 P0012 P052B . Hello, I just picked up my 2011 E90 328i xdrive from the shop after having rear shocks and mounts replaced along with engine oil service. Made it about 4 miles away and all of a sudden the engine started rough idling at a red light and making a squeeling noise. ... Edit: Get yourself a BMW code ...2,246 satisfied customers. P052b. E92 328i 2013. Replaced both camshaft sensors, Yes, replaced both camshaft sensors, replaced 1 Vanos solenoid, replaced valve cover and replaced oil filter and oil filter housing cap … read more. Daniel. BMW Diagnostician.Mar 29, 2014 · The code happened and my car went into limp mode. Restated it at home and it acted normal again, but hooking up an ODBDII to it and pulling codes showed a P052B Powertrain 'pending fault'. My 2009 335i has almost 50k miles on it and was bought as a CPO. Porsche, BMW and Mercedes are more than happy to let their cars be used as shuttles between airplanes. That's a great way to get in front of potential customers, they say. Even for...BMW said it plans to invest $1.7 billion to build at least six battery-electric models in South Carolina by 2030. BMW plans to invest $1.7 billion to build at least six EV models i...For this reason, they've designed the VVT system. P054B (Cold Start B Camshaft Position Timing Over-Retarded Bank 1) is a code that alerts the operator that the ECM monitored an "overly"- retarded VVT position for camshaft timing on bank 1. Normally due to cold start up. The failure of this VVT self-test stems from the exceeded minimum ...P052B - PERMANENT P0171 - PERMANENT ... The BMW manufacturer codes do. I would read in all modules while at it. -Abel - E36 328is ~210-220whp: Lots of Mods. - 2000 Z3: Many Mods. - 2003 VW Jetta TDI Manual 47-50mpg - 1999 S52 Estoril M Coupe - 2014 328d Wagon, self-tuned, 270hp/430ft-lbsGot A U1167 CODE ON MY 2011 328XI AM REBUILDING Code. Mechanic's Assistant: Im sorry to hear about the trouble youre experiencing with your 2011 328xi. Our BMW Mechanic will be able to help you with the U1167 code and provide guidance on the rebuilding process.I have a 2010 BMW 328i xdrive. Have code P052b. Car has. I have a 2010 BMW 328i xdrive. Have code P052b. Car has issues starting but once starting it is fine. Had camshaft sensors changed and checked for vacuum leak plus oil change ... ….

2011 325ix showing an obd code P052B and valve cover leaking. My 1st question is that if I replace the valve cover - Answered by a verified BMW Mechanic. We use cookies to give you the best possible experience on our website. ... I have a 2010 BMW 328i xdrive. Have code P052b. Car has issues starting but once starting it is fine.Get a new BMW gas cap on Amazon HERE: http://www.amazon.com/gp/product/B000Q0VCC4/ref=as_li_qf_sp_asin_il_tl?ie=UTF8&camp=1789&creative=9325&creativeASIN=B00...I have Both code P054B et P052B after I replace the guide of my timing belt who broke, No, 2016 BMW X1, Xdrive 28i - Answered by a verified Auto Mechanic. ... 2011 MERCEDES ML 350 BASE GOT CODES P052B AND P052D ALSO AN ENGINE RATTLE WHEN I ACCELERATE. I USED A STETHASCOPE BUT THE NOOSE SOUNDED LIKE IT WAS COMI G MORE FROM THE BOTTOM OF THE ENGINE. Code P052B Information for Specific Makes. P052B Audi Cold Start 'A' Camshaft Position Timing Over-Retarded Bank 1; P052B BMW Cold Start 'A' Camshaft Position Timing Over-Retarded Bank 1; P052B Ford Cold Start 'A' Camshaft Position Timing Over-Retarded Bank 1; P052B Infiniti Cold Start 'A' Camshaft Position Timing Over-Retarded Bank 1 BMW code P052B is a trouble code that indicates an issue with the engine oil pressure control system. It means that there is a low oil pressure condition, which …What is the Cost to Diagnose the Code P052B Lincoln? Labor: 1.0. To diagnose the P052B Lincoln code, it typically requires 1.0 hour of labor. The specific diagnosis time and labor rates at auto repair shops can differ based on factors such as the location, make and model of the vehicle, and even the engine type.Q: Car threw code p052b and started to make a clicking sound. My car is a 2011 BMW 328i My car has 67000 miles. My car has an automatic transmission. Code P052B relates to the camshaft position timing not being correct.FordP052B Ford DTC P052B Make: Ford Code: P052B Definition: Cold Start Intake A Camshaft Position Timing Over-Retarded (Bank 1) Description: This DTC sets when the variable camshaft timing (VCT) position is over-retarded during cold start up. Bmw code p052b, If money is no object, then you may want to consider purchasing a luxury car from a top end automotive manufacturer that has all the bells and whistles. And, when money is not a co..., What does code P052B mean BMW? Engine oil level is too low. Powertrain Control Module (PCM) failure. The engine oil does not meet the manufacturer's requirements., I changed my valve cover on my 2014 f10 535i put it back together and I keep getting the code p052b but the car runs fine. Mechanic's Assistant: I understand that you recently changed the valve cover on your 2014 F10 535i and are now experiencing the P052B code, but the car is running fine; a BMW Mechanic will be able to assist you further with this issue., The cost to diagnose the P0128 BMW code is 1.0 hour of labor. The diagnosis time and labor rates at auto repair shops vary depending on the location, make and model of the vehicle, and even the engine type. Most auto repair shops charge between $75 and $150 per hour., BMW 3-Series (E90 E92) Forum > BMW E90/E92/E93 3-series General Forums > General E90 Sedan / E91 Wagon / E92 Coupe / E93 Cabrio > p054b rough cold start smooth after ... On initial start up I had codes p052b.. so I swapped solenoids from the bad engine.not sure if it was the best idea but I figured no way I'd have 4 bad solenoids. ..., I used a genuine VDO sensor ($150 off ebay) and Mahle gasket set ($18 off ebay). So if you have these 3 codes of P103A, P105B and P1056, you need a new eccentric shaft sensor. Here's the link to the seller of the genuine VDO sensor I bought off ebay for $150 shipped. Lowest offer they'll accept is $142 + $8 shipping., P0030 Trouble code definition. P0030 is the code for HO2S Heater Control Circuit (Bank 1 Sensor 1) What the P0030 code means. P0030 indicates for the engine to operate properly, the engine exhaust should have a specific air-fuel ratio of 14.7 to 1 as determined by the heated oxygen sensors (HO2S) which detect the oxygen content of the exhaust., For this reason, they've designed the VVT system. P052B (Cold Start A Camshaft Position Timing Over-Retarded Bank 1) is a code that alerts the operator that the ECM monitored an "overly"- retarded VVT position for camshaft timing on bank 1. Normally due to cold start up. The failure of this VVT self-test stems from the exceeded minimum ..., To diagnose the P052B Nissan code, it typically requires 1.0 hour of labor. The specific diagnosis time and labor rates at auto repair shops can differ based on factors such as the location, make and model of the vehicle, and even the engine type. It is common for most auto repair shops to charge between $75 and $150 per hour., BMW N54 common fault codes. N54 misfire codes. N54 fueling fault codes. N54 turbo & boost faul codes. N54 O2 sensor fault codes. Fault codes BMW N54. ... It’s code P052B indicating a “Cold start camshaft position timing over retarded” Bank #1 (according to my DTC reader. The engine is a 2014 BMW550i 4.4l 445 hp. V8., What Does the Engine Code P05CC Mean? Character "P" in the first position of Diagnostic Trouble Code (DTC) represents the powertrain system (engine and transmission), "0" in the second position means that this is a generic OBD-II (OBD2) DTC. "5" in the third character position in a DTC indicates that the vehicle speed, idle control and auxiliary inputs is …, Dec 29, 2017 · P052b p054b. Jump to Latest ... 2008 535xi 137000 miles with the infamous 52b and 54b codes...got the car about a year ago and havent had too many problems, misfire ... , #1 · Mar 29, 2014 (Edited) Somewhat new to the forums and want to pick some minds about my code p052B. It happened after two 30 mile trips (gassed up in middle of trip). Shutting it off, then starting up. The code happened and my car went into limp mode., I have a whistling noise, a check engine light and code p025b. BMW's noise ... I have a 2010 BMW 328i xdrive. Have code P052b. Car has. I have a 2010 BMW 328i xdrive. Have code P052b. Car has issues starting but once starting it is fine. Had camshaft sensors changed and checked for vacuum leak plus oil change ..., 2,246 satisfied customers. P052b. E92 328i 2013. Replaced both camshaft sensors, Yes, replaced both camshaft sensors, replaced 1 Vanos solenoid, replaced valve cover and replaced oil filter and oil filter housing cap … read more. Daniel. BMW Diagnostician., OBD Code P054B - Cold Start "B" Camshaft Position Timing Over-Retarded Bank 1. <<See All OBD Codes. P054B fault code can be identified as Cold Start B Camshaft Position Timing Over-Retarded Bank 1. The variable camshaft timing position for over-advanced camshaft timing during cold start up is monitored by the powertrain control module., iTrader: ( 0) N20/N26 DTC P052B/P13C0 right before first CA SMOG test. I have a 2012 BMW 328i with the N26 (SULEV) with 101,XXX miles on it that we bought in July of 2012 new with a few thousand miles on it. I just got my annual registration and it's due for its first ever smog test AND on my way home from work the car went into limp mode while ..., I have a 2011 mini cooper s r56 I changed the oil yesterday and after completing the job i got a check engine light I read the codes on both a generic and a bmw/mini canner and got the following code on the generic reader p-1338, p052B, and p0012, the DTC codes from the bmw/mini scanner was 2D55 vanos inlet cold start not controlable, 2C58 charge air pressure control: change-air pressure build ..., Next morning Check engine light came on with code p052b. I took my car to the bmw dealer and bought the new oil pressure control valve harness connector with new terminal pins as well as a new oil pressure control valve. Verified 12 volts across pin one and pin 2 on control valve connector after repair. Cleared code then started the engine and ..., Labor: 1.0. To diagnose the P1505 BMW code, it typically requires 1.0 hour of labor. The specific diagnosis time and labor rates at auto repair shops can differ based on factors such as the location, make and model of the vehicle, and even the engine type. It is common for most auto repair shops to charge between $75 and $150 per hour., P0012 is the OBD-II generic code indicating the engine control module (ECM) has determined that the intake camshaft timing for bank 1 is more retarded than what the ECM has commanded it be. This over-retarded timing condition could be during the advancing or retarding phase of the camshaft timing., Car threw code p052b and started to make a clicking sound. My car is a 2011 BMW 328i My car has 67000 miles. My car has an automatic transmission. Recommended Services. Jeff Engstrom. Automotive Mechanic. 13 years of experience. Code P052B relates to the camshaft position timing not being correct., For this reason, they've designed the VVT system. P052D (Cold Start A Camshaft Position Timing Over-Retarded Bank 2) is a code that alerts the operator that the ECM monitored an "overly"- retarded VVT position for camshaft timing on bank 2. Normally due to cold start up. The failure of this VVT self-test stems from the exceeded minimum ..., I have a 2010 BMW 328i xdrive. Have code P052b. Car has. I have a 2010 BMW 328i xdrive. Have code P052b. Car has issues starting but once starting it is fine. Had camshaft sensors changed and checked for vacuum leak plus oil change ..., This code is logged when the PCM detects a “retarded” position for camshaft timing on Bank 1. Code P052B is commonly caused by low engine oil levels, VVT actuator and timing solenoid failure, or a defective PCM. Symptoms of P052B include decreased engine performance and difficulty starting the vehicle., P013b6 p052b Po300 po304 po305 po306 2011 bmw 328i Is there any overlap at these codes and what cause this? I have not seen the car in person. I'm looking at buying it on the Internet. ... I have a 2010 BMW 328i xdrive. Have code P052b. Car has issues starting but once starting it is fine., OBD-II Code Decreased engine performance is defined as a Cold Start "A" Camshaft Position Timing Over-Retarded. The engine control module (PCM) monitors Ignition Timing on initial startup. If the Ignition Timing varies excessively from where it should be, the PCM will set code P052B., Detailed repair manual for the 2011 BMW 335xi Sedan AWD (E90) L6-3.0L Turbo (N55). ... Turbo (N55) >> Repair and Diagnosis >> A L L Diagnostic Trouble Codes ( DTC ) >> Testing and Inspection >> P Code Charts >> P052B. P052B 131501 - P052B ... Fault code 131501 - P052B Fault text VANOS, inlet, cold start: not controllable Fault description The ..., Definition of check engine code P052B: Generic (Common for all car manufacturers): Cold Start "A" Camshaft Position Timing Over-Retarded Bank 1, The F10 is the model code BMW uses internally for the sixth-generation 5 Series sedan, produced between 2010 and 2016. The model code sets it apart from earlier-generation 5 Series vehicles, like the E60, E39 and E34. KAFAS is the Camera Assisted Driver Assistance System. KAFAS is used for the following combined functions: • Lane departure ..., To diagnose the P052A code, it typically requires 1.0 hour of labor. The specific diagnosis time and labor rates at auto repair shops can differ based on factors such as the location, make and model of the vehicle, and even the engine type. It is common for most auto repair shops to charge between $75 and $150 per hour., You need to replace your camshaft sensor. @CheerMom328i. This is what you need for $48.86 (add something to get the order over $49 for free shipping) https://www.fcpeuro.com/products/bmw...or-s119445001z. Location of the sensors. https://www.realoem.com/bmw/enUS/sho...65#13627525014. Personally, I would replace both., For this reason, they've designed the VVT system. P054B (Cold Start B Camshaft Position Timing Over-Retarded Bank 1) is a code that alerts the operator that the ECM monitored an "overly"- retarded VVT position for camshaft timing on bank 1. Normally due to cold start up. The failure of this VVT self-test stems from the exceeded minimum ...