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Prev Professional Automotive Repair Technical Discussions for May 5, 2015
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Open Help Requests for All Makes and Models
Help Request Answers
2003 Acura TL 3.2L brakes VIN: 19UUA56653
Vehicle came in from another shop that they just replace a section of the two rear brake line. It had brakes but brake pedal travel very far down. I re-bled the brake system until there's no air; still doing the same thing. I replace with an new brake master c...
1999 Audi A4 2.8L steering box VIN: WAUED28D4X
I'm looking for a reasonable procedure for replacing the rack (B5 car). It's located in a tunnel below the battery in the cowl. The main issue is dealing with the two hydraulic lines, one having two coils at the rack. Reaching in through the driver's side tie ...
2002 Bentley Arnage RL 6.7L Excessive Emissions, Poor Idle Quality, Misfire VIN: SCBLC31E72
Vehicle came in from a used car dealership for emission testing.Doing the diagnostics on it find that the gas cap is missing (code p0455) number 1 cyl will just stop firing.Shut the car off and then start it up again and is running fine.Switch coils and it sti... Trouble codes: P0128, P0300, P0301, P0455
2007 BMW 328i 3.0L restrain system VIN: WBAVA33567
Hi every body, I need your help on this bmw. customer replaced the battery and he is not sure if the air bag light was on before the battery replacement, or after, anyway the situation is that air bag light stays on. accessed for codes with verus pro scanner, ...
2008 BMW 550i 4.8L timing VIN: WBANW53518
Hi guys, I have this 550i that I did valve seals. Now has a code 2a8a cam-crank correlation. I removed the solenoids, clean them and tested them with a power probe. The engine is clean, had extra oil changes along the 85k miles. Then removed the valve covers, ...
2004 Cadillac SRX 3.6L Cuts out VIN: 1GYEE63794
This vehicle was bought from a dealership next door to me, and they had the transmission rebuilt, and supposedly replaced the throttle body at the same time, because I told them it needed it. The throttle body connector had also been replaced in the past. The ... Trouble codes: P0221 (App senor2 out of range), P2231 (HO2S b1s1 signal shorted to heater), P2234 (HO2S b2s1 signal shorted to heater), P0102 (MAF ckt signal low)
2007 Chevrolet Silverado 3500 Classic LS 6.0L clutch VIN: 1GCJC33U47
Customer already installed 3 clutches, new flywheel, new master and slave cyl. You can not put truck in gear at idle and stop, Customer has already worked on it TOO MUCH. Going to start on it today. Saw a TSB about vac bleeding the master cyl. Will try that- b...
2006 Chrysler 300 Touring 3.5L Parking Lights VIN: 2C3KA53G96
This vehicle has no parking lights or fog lights.installing a break out relay and the lights all work, the signal from the gateway module is good. We installed a new headlight swutch and a forward control module and had it programed but still no function.we tr...
2008 Chrysler Town & Country Limited 4.0L No Start, Misfire, MIL Lamp on VIN: 2A8HR64X68
This vehicle came in for a rough idle and check engine light Found codes P0302 misfire cyl #2 and P2305 ignition Coil 2 secondary circuit insufficiant ionization. Confirmed misfire in cyl #2. Removed intake and removed # 2 coil. It was melted at the top where ... Trouble codes: P2305 (Ignition coil 2 secondary circuit insufficiant ionization), P0302 (Cylinder 2 misfire)
1999 Dodge Ram 3500 5.9L Battery VIN: 1B7MF3360X
The complaint on this Dodge is after sitting for 7 days the battery is dead, I checked the batteries and replaced with new ones and checked it for a drain, none found but it still was dead after 7 days. The customer figured out if he unplugs the seat connector...
2002 Dodge Ram 1500 ST 4.7L Hesitation, Stall VIN: 1D7HA18N62
got this truck towed in customer states cranks no start, we put in a crank sensor and now starts with a miss on #6. the customer had it at different shop came into us with wires exposed ecm not mounted ect... #6 coil wire was cut and soldered back at the coil ... Trouble codes: P0356
2005 Ford F-350 Super Duty King Ranch 6.0L long crank VIN: 1FTWW31P45
The work order says this truck has a long crank after a hot soak. When scanned there were no codes. When I enter data logger I can see that FICM sync is the issue here. HPOP oil pressure is not the problem. When cranking and a long crank occurs the FICM sync s...
2006 Ford F-250 Super Duty XLT 6.0L Repeated ECM failure VIN: 1FTSW21P16
This Vehicle was towed in 3 weeks ago. NO CRANK! plugged in and could talk to all the modules but the ECM. Powers & grounds all OK. Noted that the mileage indicator in the cluster displayed a series of dashes with no numbers. We have seen this in the past and ...
2002 Honda Civic EX 1.7L No Start VIN: 2HGES26742
Hello everyone and thanks for the help with this one. I have this 2000 Civic EX that was dragged in from another shop for a no start. They have really been working this one over and have put in a replacement PCM. The vehicle cranks but will not start. No PCM c...
2003 Infiniti I35 3.5L abs module VIN: JNKDA31A43
codes p0500,p1212, p0460,u1001,p1574,p0306 came in for repair check power going to abs/trac module, found ok, check can high and low ok 65 ohms, install a new module still same problem codes p1212 and u1001 are hard codes they come up immediately speedometer i...
2007 Jaguar XJR 4.2L MIL Lamp on, VIN: SAJWA73C87
I was able to access the computer using my Matco MaxGo and found the following codes; U1262 bus fault, B2477 control module config failure, U2023, U2520, U2522, U2523, U2516, U2521, U2518, U1900, U2515, U2524, U2519, U2516 (all data missing and CAN issues) I w... Trouble codes: P1797
2006 Lexus RX400h 3.3L Engine VIN: JTJHW31U86
Vehicle was a salt water flood vehicle water line was just below Hybird batteries . Can not get vehicle in Ready Mode. Only codes in vehicle is C1515 Torque Sensor zero point adjustment undone & C1525 Rotation angle sensor undone. Need to know what criteria fo...
1999 Lincoln Town Car Signature 4.6L 3-4 shift VIN: 1LNHM82W1X
The dealer is back to wanting to tear it down. We put a different remanned unit from a different builder with the same result - it neutrals out before engaging overdrive. The dealer here on Long Island wants to tear the unit down, but we have already paid him ...
2008 Lincoln Town Car Signature Limited 4.6L Surge, accelerates VIN: 2LNHM82W18
I purchased this Town car in November of 2014 with 76k on it. The car was for my brother in law, a salesman who drives 40k a year. He has driven Town cars for the last twenty years, we replace them every 4 years. Last month while pulling into a gas station in ...
2007 Mazda CX-7 Touring 2.3L Poor Idle Quality, Hesitation, MIL Lamp on VIN: JM3ER29307
Ok so this car seems not to have any turbo power however this could just be how they run, this is the first one I have driven. I am having a poor idle all the time but the p0300 code set on a cold start. I cleaned the MAF it helped the readings that are now 3.... Trouble codes: P0300
2011 Mazda 3 i 2.0L trunk VIN: JM1BL1VG4B
So customer complaint is the key fob with trunk release button will not operate the trunk. verified customer statement and began diagnosing. Checked for fuses for trunk operation and none have been found. Checked for relays none found. Checked manual operation...
2003 Mercedes-Benz ML500 5.0L abs module VIN: 4JGAB75E63
Were not sure what to do with this thing, has anyone dealt with this? We did take to another shop who has an auto logic to try and clear and nothing. We are getting odd information for this problem, we do suspect that we have the proper powers at the module ba...
2003 Mercedes-Benz CLK430 4.3L alternator warning VIN: WDBLK70G23
hi everyone looking for some advise here before I start digging into this problem...customer states that car loses power and slowly picks up as he accelerates,kinda like if he is in limp mode..first thing I noticed is that the alt/battery see workshop warning ...
2005 Mini Cooper S 1.6L powertrain VIN: WMWRH33445
are there any certain drive cycle procedures for mini. comprehenive component cycle not ready.
1997 Nissan Pickup 2.4L MIL Lamp on VIN: 1N6SD11S5V
A What is a swirl valve? because know parts person knows when I call for a price. B Where is the swirl valve located on this truck. There are several that all look a like. I have tried google and using the diagram on the hood. If I had to guess it is the one o... Trouble codes: P1130, P0400
1990 Oldsmobile Cutlass Supreme SL 3.1L Hesitation, Surge, Cuts out, Misfire VIN: 1G3WS54T5L
HI IATN TECHS, Need some help on the car. Customer came in with a intermittent car will stall out. Test drove and confirms engine does stall out after driving for a good 20 - 30 minutes. It stall out at a red light. The RPM somethings will surge a few times, s... Trouble codes: 33 (Map), 35 (Iac)
2003 Toyota Camry SE 2.4L Poor Idle Quality, Cuts out, Stall VIN: 4T1BE32K63
Hi, everyone: over weekend someone changed the alternator on this car,after that car start to cuts off and would not idle. If we keep foot on the gas very slightly she keep running ! but as soon as let the gas go she will quit running. We pressure test the exh... Trouble codes: P0420 (Cat. Problem)
2008 Volvo XC90 3.2 3.2L Engine VIN: YV4CY98228
This 3.2 is giving me fits, fellas. Vehicle came in with an oil leak from the front of the engine. The aux drive running the alternator was was leaking from the seal. Easy, I thought. Replaced the seal, cleaned the engine, and sent it on. A month later, its ba...
2011 Volvo S40 T5 R-Design 2.5L compressor VIN: YV1672MS4B
Hello Friends. I need help with this one. Came into my shop from another shop. Customer explained that only recharged A/C system, and works fine. Few days later stop working. I recovered the charge nad it was complete, so I recharged again, scanned system with...

Fixes & Summaries for All Makes and Models
Fix/Summary Answers
2009 BMW 328i xDrive 3.0L Air Bag VIN: WBAPK735X9
Thanks for the input. No key and battery disconnected ... no issues. Cheers!
2001 Chevrolet Silverado 2500 HD LS 8.1L No shift
We can call this one fixed! It wound up being a bad TCM module. It would power up for about 5 seconds when first started and then shut down! Checked all power supplies and grounds and all was good. The PNP switch is was replaced by someone else and in fact the...
2004 Chevrolet Silverado 2500 HD 6.6L Misfire VIN: 1GCHK23194
Well I purchased the fuel quantity test kit and checked the left bank return rates because of the high balance rates on cylinders #2 and #8. #2 being the worst and my suspect bad injector. The rates were well within spec. When I was cranking the engine, I stil...
2005 Chevrolet Silverado 1500 5.3L air bag light VIN: 1GCEC19Z45
unplugged the connecter in the kick panel on drivers side. says light has not come back on. think that fixed it.
2010 Chrysler Town & Country Touring 4.0L Stall VIN: 2A4RR5DX7A
Because this problem was so sporadic I never experienced the stalling problem with the scanner on the vehicle. I have never experienced a crank sensor failure that would cause a vehicle to stall without setting a DTC but we replaced the crank sensor as suggest...
1996 Dodge Stratus 2.4L Injector VIN: 1B3EJ46X3T
Sorry this took so long to close out. Very difficult to find a used pcm for this car (used only in 1996). There were no codes setting. Changed out the pcm and all is good.
2005 Dodge Ram 2500 Laramie 5.9L No Start
Well I have emailed some of you back since we are only allowed on update. I have not repaired the veh. I have narrowed it to the ecu/pcm I have checked and double checked the harness. the veh like I said will start and run for a split sec and die. pull the key... Trouble codes: P2146, P2149.
2005 Ford Five Hundred Limited 3.0L auto temp control VIN: 1FAFP25175
I want to thank Timothy [...] for his help. I took the temp. sensor out, which I might add is a pain in the neck to get to. I couldn't get the clam shell covers off the steering column to get the cluster bezel off. Anyway once I got the sensor out, I cleane...
2009 Ford F-150 Platinum 5.4L Poor Idle Quality, Misfire VIN: 1FTPW14V99
So I feel kid of stupid but Michael hit the nail on the head with the throttle body being dirty. I saw the throttle position was at 16.2% which I thought was high, but didn't really think it would cause roughness like what I saw. If you want to know how to mak...
2014 Ford Mustang 3.7L Immobilizer / Alarm VIN: 1FATP8EM8F
This one ended up with a new BCM. I think that Ford may have to address this in the future with some type of software update that allows the alarm to be deactivated with the IDS...I dont think it will set well with customers if they learn they need to buy a B...
2007 Honda Fit Sport 1.5L MIL Lamp on VIN: JHMGD37627
The Honda Fit has a solution- It was the front A/F sensor not reading the mixture correctly. I had my suspicions and had ordered the Denso sensor and it was setting on the shelf waiting for me to install it. Interestingly the sensor element was as "White" a... Trouble codes: P2271 (O2S2 rich limit).
2003 Infiniti G35 3.5L Hesitation, Cuts out, MIL Lamp on VIN: JNKCV51E63
The only thing that would make the 5v reference come back was unplugging the throttle body. Turns out I had 12v on the blue wire that should have been 5v. Traced back to the ECU and still had 12v under the dash as well as clipping the wire and still 12v coming... Trouble codes: P0102, P0453, P1229, P1223, P0221.
1992 Jeep Wrangler 2.5L clutch hydralic VIN: 2J4FY19P5N
Slave cylinder not leaking, Replaced flywheel. OEM bulletin says not to machine flywheel. will find out in 1000KM if system is still okay. thanks for help. Gordon
2002 Jeep Grand Cherokee Laredo 4.7L Jerks in and out of gear VIN: 1J4GX48N32
Hello everyone and thanks for the help on this one. We ended up putting a used unit in this vehicle. We lowered the pan to drain it and noted that a servo piston has blown out of its hole in the pan area. A used tranny fixed it right up. Ron
2005 Land Rover Range Rover HSE 4.4L Obd monitor VIN: SALME11455
2004 Lexus RX330 3.3L No Start VIN: JTJHA31U74
Thanks for all reply’s. The problem with this vehicle was very easy solution but very hard to find. I called a good friend and asked for help. The problem was that the camshaft position sensor for bank 1 was broken. We repair the wires and the technician swapp...
2005 Mini Cooper S 1.6L MIL Lamp on VIN: WMWRH33445
found problem with fuel pressure regulator,cleared hard fault and reset fuel adaptation. Trouble codes: P2096, P1475.
2003 Mitsubishi Galant ES 2.4L Battery,PCM VIN: 4A3AA46GX3
Thanks to all who replied especially Timothy from Wisconsin for providing information on "G" and "FR" terminals. I'm going to call this one a fix since car has not been back. All of you pointed me on the right direction in checking driveability instead of char...
1995 Nissan Pathfinder LE 3.0L fuel injectors VIN: JN8HD17Y8S
fuel pressure and return switched :-0. Swapped the hoses and it fired up. thanks for everyones help.
2000 Saturn LS 2.2L Poor Idle Quality, Surge, Stall, Poor Fuel Economy, MIL Lamp on VIN: 1G8JS52F6Y
Thank you guys for all the responses. Indeed the timing was the problem!! Oddly enough The fix was in advancing the exhaust cam timing one tooth!! Once i did that, the vacuum went up to 17. Not perfect but the car ran without a problem. The AM timing chain wa... Trouble codes: P0300.
2007 Suzuki Forenza 2.0L power locks VIN: KL5JD56Z77
thanks all for the help. it ended up being the drivers door latch internal problem with the actuator switch being intermittent. replaced latch and all is repaired.
1992 Toyota Celica GT 2.2L Poor Idle Quality VIN: JT5ST87KXN
Hello everyone and thanks for the help. The coolant temperature sensor fixed this one right up. Ron
2005 Toyota Tundra SR5 4.7L Horn VIN: 5TBRT34165
I am closing this request in order to comply with iATN guidelines. I am reasonably sure that it is a ground (or lack of) issue in the upper part of the column.I had tried grounding just the lower shaft when I had it in here, with no results. If the customer wo...
2002 Volkswagen Passat GLX 2.8L MIL Lamp on VIN: WVWRH63B42
IT'S FIXED! I SCOPED THE CAM AND CRANK SENSORS AND FOUND NO PROBLEMS WITH THE SIGNALS. REMOVED VALVE COVER ONCE AGAIN AND THIS TIME I FOUND THE INTAKE CAM ALIGNMENT WAS SLIGHTLY OFF TO THE OUTSIDE OF THE MARKS. I ROTATED THE ENGINE BY HAND AND WAS ABLE TO SEE ... Trouble codes: 17755 (Camshaft position sensor 2/ engine speed sensor incorrect correlation), P1347 (Camshaft position sensor 2/ engine speed sensor incorrect correlation).
2004 Volvo S60 2.4 2.4L MIL Lamp on VIN: YV1RS61TX4
Well without having the vehicle acting up again in the shop I decided to install a new CEM and have it programed. The vehicle has been gone for a few weeks now with no problems. Thank all of you for your time and knowledge on this one. Trouble codes: ECM92, ECM94, ECME0, ECM10, TCME0.
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