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Professional Automotive Repair Technical Discussions for August 16, 2019 International Automotive Technicians' Network (iATN) - Members Only |
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Open Help Requests for All Makes and Models
| Help Request | Answers | |
| 2013 Audi Q5 Premium Plus 2.0L Poor Idle Quality, Misfire, MIL Lamp on VIN: WA1LFBFP1D Hello Audi techs, another shop put a used engine in this Q5 and now its here at my shop. When it arrived it had misfire codes on all 4 cylinders and P2279 , P119A , and P0506 Idle control malfunction. I cleared the codes to see which ones would come back a... Trouble codes: P2279 (Intake air system leak), P119A |
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| 2001 Buick Century Custom 3.1L engine VIN: 2G4WS52J81 In an attempt to repair vehicle, I replaced all liters and rocker arms. car only has 18,000 miles, and has been making this noise for 8 years. Definitely sound like typical lifter tick. The noise does not sound like piston slap. Does not go away or quiet a... |
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| 1994 Chevrolet Impala SS 5.7L No Start, Poor Idle Quality, Misfire VIN: 1G1BN52PXR hey guys got a good one this car came in with complaint that ac would stop working on long rides checked for codes found code 36 followed flow chart it said replaced opti spark distibutor could not get ac delco settled for a1 cardone car would backfire not... |
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| 2010 Chevrolet Traverse LS 3.6L No Start VIN: 1GNLREED8A Crank - No start. Good spark. Low side fuel pressure in spec. High side fuel pressure equals PCM commanded pressure. Will run on injector cleaner sprayed in throttle body. Injector pattern is where it gets weird. Scope shows that on one hit it fires the in... |
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| 2016 Chevrolet Impala LT 3.6L monitor reset VIN: 2G1115S37G replaced evaporative canister assembly and can not get evaporative monitor to reset after multiple drive cycles |
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| 2017 Chevrolet Cruze LT 1.4L Multiple sys VIN: 3G1BE6SM7H Vehicle arrived with a locked up engine when the #1 piston disintegrated and threw a rod through the side of the block and broke the alternator off the side of the engine destroying the alternator. The car has an extended warranty and as per the insurance ... |
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| 2002 Dodge Ram 1500 ST 4.7L Poor Idle Quality, Cuts out, Stall VIN: 1D7HA18N62 Recently removed cylinder heads and replaced valve seats and head gasket for a customer. After reassembly the vehicle will not idle or accelerate properly. I've checked the ASD circuit and when the engine stumbles or stalls the ASD voltage drops to 7-8 vol... Trouble codes: P0352, P0353, P0357, P0356 |
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| 2005 Dodge Ram 1500 ST 5.7L Excessive Emissions, Poor Idle Quality, Hesitation, Cuts out, Stall, Misfire, Poor Fuel Economy, MIL Lamp on VIN: 1D7HA18D65 So, As mentioned heads both were removed and sent to machine shop. I replaced the head gasket and put everything back together. While test drive got a p0300 random misfire. I reused the original plugs as the customer said he replaced them shortly before th... Trouble codes: P0172 |
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| 2002 Ford Ranger Edge 3.0L 4 wheel drive VIN: 1FTYR11U72 Switched selector to 4wd high, shifted in and was fine. Switched to low with same result. Will not shift out of low at this time. Don't know where to go from here. Hoping someone out there knows more than us about this system. Ford dealership said good luc... |
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| 2006 Ford F-250 Super Duty XLT 6.0L No Start, Cuts out, Stall VIN: 1FTSX21P56 This truck was at another shop trying to get this issue fixed for a couple months, then I ended up with it. The high pressure oil system was checked for leaks, found the cup seals leaking. The injector seals, cups and seals, along with the stand pipes and ... |
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| 2011 Ford Escape XLT 3.0L Poor Idle Quality, Stall VIN: 1FMCU9DG7B Stumped on this one. Customer is complaining of the vehicle dying and has a hunting idle intermittently. There are no codes stored, fuel trims, baro, throttle position, ect. all look normal when looking at live data. Also I have only seen the vehicle hunt ... |
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| 2009 Hummer H3T 3.7L Surge VIN: 5GNEN13E19 This Hummer has a hiccup that is becoming hard to find. When put into forward gear, the PRNDL will bounce back and forth causing the locks to lock and unlock and communication drops out on the TCM when problem occurs. I do see a slight variance on the high... |
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| 2003 Infiniti G35 3.5L Cooling Systems VIN: JNKCV51E13 Customer brought car in for overheating. customer stated that Goodyear had replaced the radiator, thermostat, water pump he picked up the car drove it for 2 days and everything was good headed to work on day 3 and after 10 miles car started overheating aga... |
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| 2010 Lexus IS250 C 2.5L RR ABS Sensor VIN: JTHFF2C20A Got a C1407 ABS code-RR wheel speed sensor- sensor ohms good. Doesn't look like we have power at the wheel speed sensor. I need to check the wiring from the ABS module to the sensor. There is a connector XP1 that the RR speed sensor plugs into somewhere on... |
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| 1995 Mercedes-Benz SL500 5.0L No Start, Poor Idle Quality, Misfire VIN: WDBFA67E7S Neither Of My Scan Tools Are Of Much Help With This One. Starts Ok Cold. After Warming Up 20-30 Mins, Engine Starts To Misfire. Smells Rich At Exhaust. Sometimes It Will Quit And Then It's A Pain To Restart. Usually Have To Let It Set For Awhile, Like A Ba... |
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| 1996 Nissan 300ZX 2+2 3.0L compressor VIN: JN1RZ26DXT car came in with AC intermittent. I suspected problem with thermo amp. I probed the three wires with a test light hooked to ground. (g/w lit the test light and the blue/black wire turned the compressor on, and blew cold. I replaced the thermo amp, and it d... |
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| 1979 Pontiac Firebird Trans Am 6.6L oil flow to rockers VIN: 2W87K9L165 2 years ago our customer spun a bearing in his 403. Got it replaced, what he didn't know at the time was that they replaced it with a olds or buick 350. Came to us because of the lack of horsepower. We installed an aluminum intake with a edelbrock carb. Ha... |
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| 2005 Toyota 4Runner Limited 4.7L Limp home mode VIN: JTEBT17R35 This 4 runner came with codes P0418 & P2445 which we have seen many times. The air pump was lock up. Replace air pump & air control valve, remove both back valves, disassemble & clean out. After 3 cold start ups will set the same codes. Test inputs to the ... Trouble codes: P0418, P2445 |
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| 2005 Toyota Prius 1.5L No Power VIN: JTDKB20U85 Vehicle was towed in due to no crank. Customer said she left the door open with car on all night and day. Went to try and start it next day would not start. 12v battery was definitely drained so i charged battery to 100% battery 2 years old. Nothing will t... |
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Fixes & Summaries for All Makes and Models
| Fix/Summary | Answers | |
| 2003 BMW X5 3.0i 3.0L First Gear VIN: 5UXFA53513 this one is good to go, it ended up just needed the reflash. thank you all for your help!! |
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| 1969 Ford Thunderbird 7.0L Compressor VIN: 9Y84N11442 I found the issue is the "A/C clutch control microswitch" on top of the control/selector panel. Power travels from the ignition switch thru the 30 amp circuit breaker then to the heater fan switch going next to a MICROSWITCH on top of the control/selector pane... |
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| 2012 GMC Acadia Denali 3.6L No Start VIN: 1GKKVTED3C Found the plus at the abs module with a wire that backed itself out. Reset it and everything worked. Thanks for all the advice. |
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| 2013 Hyundai Veloster Turbo 1.6L a/c compressor engagement VIN: KMHTC6AE3D Thanks for all the replies. I went straight after the evaporator temp sensor as advised. Part is easy and cheap. Car has not returned, so I suspect it is repaired. |
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| 2015 Hyundai Accent GL 1.6L No Start VIN: KMHCT4AE6F Yes the car is fixed,all replies were very helpfull,checked valve timing even no ckp/cmp correlation codes because I was desperate,checked compression,the scanner is reading the proper fuel pressures.I pulled the in tank fuel pump but it smelled gasoline and ... Trouble codes: P0300 (Random misfire), P0300 (Random misfire). |
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| 2011 Mazda 3 S 2.5L Misfire VIN: JM1BL1K50B Engine control module finally threw a P061B (Internal Control Module Torque Calculation Performance Problem) and a P0113 (IAT Sensor High Input). Replaced MAF sensor as a diagnosis step and attempted to clear the codes, but the P061B code would not clear. Repl... |
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| 2012 Mercedes-Benz S350 Bluetec 4Matic 3.0L MIL Lamp on VIN: WDDNG8DB4C The Mercedes is now fixed. I would like to thank all that responded and can only hope this information will help others in the future. I have not had many issues I could not resolve myself but the tip with the pressure sensors is quick and easy. The B60 pressu... Trouble codes: 14610, 12390. |
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