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Prev Professional Automotive Repair Technical Discussions for January 21, 2020
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Open Help Requests for All Makes and Models
Help Request Answers
2015 Audi Q7 TDI Premium Plus 3.0L Heater VIN: WA1LMBFE8F
Vehicle had poor heat output, 120'F at vents. Verified thermostat operation. Verified aux coolant pump and shut-off valve operation. Coolant pipes were hot at heater core inlet and cold at outlet. Replaced heater core. Drained cooling system per Audi instr...
2000 BMW 328i 2.8L MIL Lamp on VIN: WBAAM5348Y
We have this old bmw, trying to get thru NYS inspection, problem is cel is on, will not clear, can not get any codes from anywhere with Launch scanner, but can get codes with Mac code reader. All codes are trans related, p0705, p0731,p0732,p0733,p0734,p074...
2000 BMW 528i 2.8L MIL Lamp on VIN: WBADM634XY
This otherwise well maintained E39 has had a reoccurring P1250 for some time now despite our best efforts. When using our BMW diagnostic program we do not get a manufacturer equivalent to P1250. The generic reader does not define P1250 so there are mixed o... Trouble codes: P1250 (Fuel Pressure Solenoid Malfunction), P1188 (Fuel Control Bank 1 Sensor 1), P1189 (Fuel Control Bank 2 Sensor 1), 228 (mixture deviation bank 2), 227 (mixture deviation bank 1)
2008 BMW 535i 3.0L Poor Idle Quality, MIL Lamp on VIN: WBANW13548
The problem: On cold start,starts fine, after ~5-10 seconds, stumbles for about 20 seconds, sets MIL, and radiator fan comes on.Restart: all fine, no MIL. Driveability is good. Code is 29F2: Fuel high pressure system. The history: It came in with this issu... Trouble codes: 29F2, 2AAE, 6291 (EKPS control voltage too high), 6293 (EKPS control current too high)
2007 Chevrolet Silverado 1500 WT 5.3L piston VIN: 3GCEK13347
Customer came in with a miss on cylinder #7, #7 had low compression.Leak down showed crank case leak. Pulled engine and found the #7 piston cracked on the side. Customer had done the plugs before and could not tell me if any porcelain was missing from the ...
2013 Chevrolet Silverado 2500 HD LT 6.0L instrument cluster VIN: 1GC1KXCG7D
so i think this just didnt get programed they have coverd the abs and tpms lights, it still shows tire pressures but when you scroll to find the integrated brake control it never shows up, I can turn on the lights but you also cannot turn on or off the tra...
2014 Chevrolet Malibu LT 2.5L stabilitrak VIN: 1G11E5SL6E
This car came in with a MAF and MAP sensor codes. PO107 and PO106 along with a U0104. I replaced the intake manifold gasket because the manifold was loose. Also replaced the MAP and MAF sensors along with the throttle body and gasket. When you drive it at ...
2012 Chrysler 200 Touring 2.4L Cuts out VIN: 1C3CCBBB1C
Vehicle came in last week 1-15-20 with a mil light on. Driver complaint of vehicle cutting out, road tested vehicle confirmed customers complaint. Pulled code p0344, camshaft sensor intermittent sensor 1 bank 1. Tested sensor output found sensor was bad. R... Trouble codes: P0344 (Camshaft position sensor intermittent bank 1 sensor1)
2014 Chrysler Town & Country Touring 3.6L No Start, Cuts out, Stall VIN: 2C4RC1BG1E
Got one stumping me here. This town and country came from used dealership, will start for about a second, race up to 1100 RPM and shut off every time. No codes, good fuel pressure, injector pulse, strong spark, compression in spec, timing marks all dead on...
2007 Jeep Compass Sport 2.4L Poor Idle Quality, Misfire, MIL Lamp on VIN: 1J8FT47W57
Computer codes stored were: p0315 cranks sensor learn, p0522 oil sensor, p0335 crank sensor position, p0642 low reference voltage, p2122 accelerator pedal sensor. Also had intake cam solenoid code, but missed writing the number down. Engine was running ...
2008 Nissan Pathfinder SE 4.0L No Start, Cuts out, MIL Lamp on VIN: 5N1AR18U98
pathfinder came in no start, crank spark and ignition sounded like it was out of time. removed cover and check timing chain out a tooth, chain stretched. Replaced chain and tensioner and guides. Start pathfinder runs but intermittently the vehicle runs rou... Trouble codes: P0345
2007 Toyota 4Runner Limited 4.7L Manifold VIN: JTEBT17R67
HI ALL,so i have this v8 4runner that came in for an exhaust leak,driver side.you could only hear it on cold start up.i did hear the leak with the old hose in the ear trick.i confirmed the leak was from the front cylinders,so i removed the old mani/cat,and...
2006 Volkswagen Beetle 2.5 2.5L Excessive Emissions, Surge, Misfire, MIL Lamp on VIN: 3VWRF31Y56
I need help from the VW techs again. This beetle came in with a stored P0171 fault, LTFT is 20%. Customer complaint was surging at 20-25 MPH and MIL on. So far I have blocked off the hoses to the valve cover and oil filter housing with no change, there is ... Trouble codes: P0171 (Systen too lean)
2001 Volvo S60 2.4L Brake lights VIN: YV1RS61R41
This has the third brake light only, no power to the regular brake light bulbs, no codes in any module, This does not have the brake rely in the REM even though the wiring diagram shows one, in fact one slot where the rely would go has no wires in it, I...
2007 Volvo XC90 3.2 3.2L battery light ON VIN: YV4CY98217
I'm starting another help request on this car because I can't update on the other help quest I open last week to make my testing and issue more clear. thanks in advance guys and gals Car was tow in with no start, dead battery and we pull in new battery ...

Fixes & Summaries for All Makes and Models
Fix/Summary Answers
2006 Chevrolet Colorado LT 2.8L MIL Lamp on VIN: 1GCCS14866
Well, customer decided not to go any further with this vehicle. We did test fuel for alcohol level and it was little under 10%. Did hard reset and fuel trim reset several times with no luck. Hopefully they will get it back to us when they have the funds to go ... Trouble codes: P0171 (Lean Bank 1).
2006 Chevrolet Silverado 1500 LT 5.3L class 2 data VIN: 2GCEK13T06
Thanks for the replies. Jobs not finished until the paper work is done. The only module that I had not unplugged was the passnager door. What clued me to that was when I shut the passnager door the scope went to battery voltage. pulled panel unplugged door mod...
2006 Chrysler Pacifica Touring 3.5L MIL Lamp on VIN: 2A4GF68446
I'm not sure where to begin. The boss said I've put too much time into the car and that we're going to punt it today. I did have a couple last things to try as I put the car back together from my testing. I never could solve for why I couldn't flash the new... Trouble codes: P0201 (Fuel Injector 1), P0202 (Fuel Injector 2), P0206 (Fuel Injector 6).
2003 Dodge Ram 1500 Laramie 4.7L Stall VIN: 1D7HU18NX3
We replaced the cam and crankshaft sensor,per a few of your post.Has not acted up every since.I think that fixed it.Thank you all for taking time to help. Keith [...].
2009 Dodge Charger SXT 3.5L instrument cluster VIN: 2B3KA33V59
vehicle is not fixed what I noticed is no matter what cluster I put in car I got a code b1209 which doesn't match anything I could look up.so not being able to go further they took vehicle.will post if they tell me results thamnks for your time
2008 Honda Ridgeline RTL 3.5L Dash VIN: 2HJYK16548
1939 MG WA Drophead .0L Mechanical
I was able to find a Bentley MG Workshop manual. It's on the way from the USA. Thanks for all the help. If anyone ever needs engine information, feel free to contact me.
2004 Pontiac Grand Prix GT2 3.8L Cam Sensor VIN: 2G2WS52244
WOW...WOW...WOW. Thanks everyone for the diagnostic steps. This was a long time on the lift, but we got it. I'm by no means an electric troubleshooting guy, so following diagnostic charts is difficult for me. So, I taped up the harness's and routed them proper...
2007 Volvo XC90 3.2 3.2L battery light VIN: YV4CY98217
I open another help request because I can't update more information to make my testing for clear and questions on my help. See my other help request for the same car for more information please
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