Automotive Technicians Technical Discussion and Fixes for Sep 23, 2013

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	Help Request	Answers
	2003 BMW Z4 2.5i 2.5L Starter Motor VIN: 4USBT33443 Hello fellow iatn members, we need your valuable help with this BMW. the car came in the hook, no cranking at all. battery tested, it is good. battery voltage to starter motor is good as well.we turned the key on, jumped the starter solenoid to battery positiv...	View
	2009 BMW 328i xDrive 3.0L MIL Lamp on VIN: WBAPK535X9 Please see above info for problem. Trouble codes: P1030 (2A38 Valvetronic movement Sluggish), 29E1, 29E0	View
	2004 Buick Rainier CXL 4.2L Mode Door VIN: 5GADT13S14 This has ATC & has no flow out center vents. It came from 2 other shops. The customer said they now also had no heat. I scanned for codes with tech 2 have a current code B0424 & history codes B0263,B0424 & B3770. I assumed these codes were set from other shops...	View
	1987 Chevrolet El Camino 4.3L Poor Idle Quality, Stall VIN: 3GCCW80Z3H Stalls & no power	View
	1998 Chevrolet C1500 Cheyenne 4.3L No Start, Cuts out, Stall VIN: 1GCEC14W3W This truck has me scratching my head. It will start up, sometimes, when it does it runs excellent for 5-10 miles. then it will stall and only crank. Let it sit or keep trying and it will start, eventually. Shoot some either in the intake and it will start righ...	View
	2001 Chrysler LHS 3.5L instrument cluster VIN: 2C3AC56G71 customer came for diagnosis on the instrument cluster inoperative. the only thing that i see is the ODO light, transmission gear indicator lights and the engine oil light when the ignition switch is turned on. the car works fine, I have comunication with all t...	View
	2004 Chrysler PT Cruiser Touring 2.4L No Start, Cuts out, Stall, MIL Lamp on VIN: 3C4FY58804 Hi fellow technicians, Ive had this 2004 PT Cruiser Turbo Touring come back multiple times over the past 2 months for the same problem... it keeps stalling/ cutting out when driving .. it just shuts off. It will restart if you wait a few minutes turn key off t... Trouble codes: P0032 (B1S1 Oxygen Sensor heater circuit high), P0038 (B1S2 Oxygen Sensor heater circuit high), P0508 (IAC Valve Sensor Ciruit Low)	View
	2007 Chrysler PT Cruiser GT 2.4L Engine VIN: 3A8FY78G67 Got a job to replace the timing belt and water pump on this PT. The job went fine, the marks lined up and ran good with no codes. We did notice the engine was vibrating too much at idle. We did the drivetrain alignment procedure we found but noticed the torque...	View
	1996 Ford F-250 XL 7.3L No Start VIN: 1FTHW25F6T Vehicle ran great, excellant maintenance, got in crank no start.pulled codes and had idm-pcm communication error. Went thru all test from mitchell and verus pro and result was to replace idm. So we did and still no start.Still have same code, and now have code... Trouble codes: P1668, P1283	View
	2001 Ford Explorer XLT 4.0L MIL Lamp on VIN: 1FMZU73E61 This one is a doozie. 2001 Ford Explorer XLT 4.0L V6 (VIN E). Keeps setting lean codes for both banks. No vacuum leaks found with smoke tests, spark plugs and O2 sensor tips are grayish (indicates lean), exhaust has minimal back pressure, fuel pressure is 60 p... Trouble codes: P0171 (Bank 1 System Lean), P0174 (Bank 2 System Lean)	View
	2002 Ford F-350 Super Duty Lariat 7.3L Unknown VIN: 3FTSW31F82 Hello, My customer has two complaints with this F-350 that just started on a recent trip. This trip has been travel many times in this truck. When towing a trailer up hill the driver turned off the overdrive. While climbing the hill the transmission up shifted...	View
	2003 Ford F-250 Super Duty XLT 6.0L cooling VIN: 1FTNW20P33 this is my buddy's truck. I do not know much about this engine. we replaced the starter and while under the vehicle I noticed some coolant around the right side exhaust. it started and ran fine. I could not find a coolant leak above the motor. he drove the veh...	View
	2003 Ford E-250 5.4L MIL Lamp on, p0174 lean bank 2 VIN: 1FTNE24LX3 van came in with 174 code - other tech replaced bank 2 upstream sensor,checked for vacuum leaks , cleared codes sent the van on its way- came back two days later with the same code- I got to look at it- looking at short trim = -20 for both banks, I looked at c... Trouble codes: 174 (lean bank two)	View
	2004 Ford Taurus SES 3.0L Poor Idle Quality VIN: 1FAFP55U74 Please I need your help on this	View
	2000 GMC Safari SL 4.3L No Start VIN: 1GKEL19W8Y crank no start has 65 psi fuel pressue, has good spark and injector pluse. tried to do injector balance test could not get pressure to drop on any cly. could all inj. be bad.it acts like it wants to start when you releasew the key. also if I drain my fuel gaus...	View
	2007 GMC Sierra 1500 SLT 5.3L transfer case VIN: 1GTEK19017 We have a truck that will not go into 4x4 or out after it is in sometimes.Have run several test and they are good.Power and grounds good.Will start to work as soon as we try to work on the thing.Code c0306 either a short or open.Suspect it may have a shift mot...	View
	2004 Honda Accord EX 3.0L 2-3 shift VIN: 1HGCM82694 When driving this vehicle, it has a long 2-3 gear shift. Fluid looks good, no codes in any modules. Tested shift solenoids with Alltel scanner and they all click. Drives great besides 2-3 shift. Happens when cold and hot. I hate to replace this transmission ag...	View
	1987 Jaguar Vanden Plas 4.2L No Start, Poor Idle Quality, Hesitation, Cuts out, Stall VIN: SAJAY1341H Vehicle had been sitting in barn for several years. Did an oil change and drained old gas and put new gas in and new battery. Vehicle had no spark. Found that the ignition pickup coil was open. Replaced it and vehicle started but would not rev up past 1000 rpm...	View
	2001 Land Rover Discovery Series II SE 4.0L Hesitation, Early Trans Shifts VIN: SALTY12491 Customer's complaint is that there is a hesitation. Went for a test drive with her and found that the Transmission is shifting through the gears and into 4th (final) gear by 23MPH. At that time there is a hesitation and bucking feeling from the engine being un...	View
	1999 Lexus GS300 3.0L Starting VIN: JTDBS18290 1999 LEXUS IS 200 Hi We have this Lexus in for non start. It starts & runs for about 5 sec & cuts out. Restarts & cuts out again - as many times as you want to start it. Fuel pressure is good & holds. Good signal from crank sensor - can't get a signal from cam...	View
	2008 Lincoln Navigator 5.4L blower motor VIN: 5LMFU27538 hello ford guys. i have this 08 lincoln navigator that the blower motor runs on high all of the time. even when i turn the control head off. the only way it will quit blowing is if i turn ignition off. it will remain off until i turn ac back on again. then wil...	View
	2007 Mazda 6 Mazdaspeed 2.3L MIL Lamp on VIN: GG3P400777 Need some help with this P2188 code. The engine smells like it had fuel in the oil so we have replaced the injectors and carbon cleaned the valve heads replace the MAF sensor and new engine oil. Code came back after a few days driving.Oil still smells bad but ... Trouble codes: P2188 (System too rich at idle)	View
	2001 Mercedes-Benz ML430 4.3L no start VIN: 4JGAB72E31 try to start and star error comes on and no crank	View
	2004 Mercedes-Benz C320 3.2L computer VIN: WDBRF84J64 Car towed in from another shop. no crank. checked all fuses, found # 47 blown replaced still good,tested starter relay starter works fine.hooked up scan tool cant get any communication with ecu can get into all other modules.Key turns fine in switch. Thanks fo...	View
	2005 Nissan Maxima SL 3.5L Starting VIN: 1N4BA41E45 Hello All! We have this maxima here that cranks but will not start. There is no spark and no injection pulse. There are several codes stored as well, they are P0462-fuel level sensor, P1212 TCS circuit, P1610-Lock Mode, P1612-NATS malfunction, U1000-CAN commun...	View
	2002 Pontiac Grand Am SE 3.4L Starter Circuit VIN: 1G2NF52E52 Good evening to all. Vehicle came in with a crank but no start complaint. Ignition spark good, fuel injector pulse good, power to fuel pump, good. No fuel pressure. We replaced the fuel pump and vehicle ran until we shut the vehicle down to clear a check engin...	View
	2002 Pontiac Sunfire GT 2.2L Engine overheating VIN: 1G2JB52442 Hello Freinds I have this 2002 Pontiac Sunfire 2.2 Liter that over heats sometimes and has me confused,The customer says that it over heats on him. I have the car in the shop and sure enough it overheated. I run a block test with the blue block tester fluid, ...	View
	2004 Pontiac Vibe 1.8L Mechanical VIN: 5Y2SL62864 Vehicle is for my dealer customer so no history at all on it. Came in with loud timing chain noise. Pulled valve cover and noticed chain was not tight between cam sprockets. Also noticed by the appearance of the silicone on the timing cover that someone was in...	View
	2005 Pontiac G6 GT 3.5L Brake Lights VIN: 1G2ZH52875 Greetings fellow techs, Got a strange one in this afternoon that I need a little help with. 2005 Pontiac G6 came in with brake lights not working properly. Here's what happens-Anytime the key is on or car running the brakes lights are on. If you step on the br...	View
	1999 Saturn SL 1.9L MIL Lamp on, erratic idle@coldsta VIN: 1G8ZF5281X Received this vehicle last week with CEL on. Customer stated engine idles erratically and revs up,especially when cold. Was told by service advisors that everyone at the shop has tried to fix this without success and ticket was given to me. The EGR valve has b... Trouble codes: P0122 (tps sensor A circuit low), P0405 (EGR sensor A circuit low), P1404 (EGR Performance), P0452 (Evap Emission System Pressure Sensor Low)	View
	2006 Smart Fortwo Pulse .8L No Start VIN: WMEAJ00F66 to all the smart techs out there i need your help. this deisel has no power to glow plugs tried different glow plug modules with no success. there is no codes stored and i have done extensive wire testing. i have battery power, ignition feed, ground, and a du...	View
	1991 Toyota 4Runner SR5 3.0L Poor Idle Quality VIN: JT3VN39W3M ok here is the problem we install a new power steering pump and a laud noise came from the high pressure line hose we got a tip from a friends shop and recomend to rebuilt abs actuator so we did and is connected with the power steering pump and retur line, we ...	View
	2002 Toyota Prius 1.5L Caution light on VIN: JT2BK18U32 Vehicle comes in with complaint the orange caution light comes on vehicle drives normal. Ck codes none found. I test drove the car and could get it to act up only in ck mode using my Modis. It will act up caution light and main battery light comes on and a not...	View
	2000 Volvo S70 2.4L Info VIN: YV1LS61J2Y Hey Volvo techs. I replaced a Throttle motor on this 2000 2000 S70. I used a Rebuilt from the dealer. The car runs great right now without sending out to the dealer for any programming. My question is informational, what are the consequences for not programmin...	View

Fixes & Summaries for All Makes and Models

	Fix/Summary	Answers
	2004 BMW 320i 2.2L dsc VIN: WBAAS72000 hey mates i ve got it sorted by buying a remanufactured abs pump with lifetime guarantee ,just the pump with the pressure sensor and i kept the old module, the best thing is that there was no need to any recoding .thanks to all who helped me out	4
	2003 Chevrolet Avalanche 1500 North Face 5.3L No Start VIN: 3GNEK13T23 THANKS FOR ALL WHO REPLIED BUT THE BIG WINNER WAS VINCENT [...] WITH HIS TIP TO CHECK GROUND C102 UNDER #3 CYLINDER. IT FELL OFF WHEN I TOUCHED IT. IT WAS INTACT ENOUGH TO GIVE ME A WEAK PULSE AT THE COILS, BUT NOT ENOUGH FOR GOOD SPARK. REPAIRED WIRE AND WOR...	13
	2005 Chevrolet Silverado 1500 5.3L MIL Lamp on VIN: 1GCEK19B55 WE SENT THIS ONE DOWN THE ROAD AND ALL IS WELL.WHAT WE FOUND IS WHERE THE SENSOR TANG GETS BOLTED TO THE BLOCK THERE WAS A BUILD UP OF RUST AND OXIDATION WE CLEANED THE SURFACE AND PROBLEM SOLVED.THANKS FOR ALL REPLIES. Trouble codes: P0343.	15
	2003 Ford Expedition Eddie Bauer 4.6L low pedal VIN: 1FMRU17W23 I was a bad Master . When I fist check it had good pressure, on recheck it had 0 flow. Thanks to everyone for the help. Bill	13
	2005 GMC Envoy SLE 4.2L Mechanical VIN: 1GKDS13S05 I had already looked at many of the suggestions you have given. Trans mount clean and in good condition. Exhaust system insulators in good condition. Found no contact with anything between powertrain and frame/body. I removed the fan/fan clutch and ran the eng...	21
	2003 Honda CR-V EX 2.4L Charging VIN: SHSRD78873 Thanks to all that replied. I received recommended tests reguarding alternator ripple pattern, Checking Voltage drop at the battery connections and the opposite end of the cables, parasitic drain. All these checked out ok. The closest we have come is the p...	22
	1994 Jeep Grand Cherokee Limited 5.2L air bag VIN: 1J4GZ78Y4R Thanks to all that answered my request . I found connector under passenger front seat . I did not have correct adapter with d.r.b. scan tool so could not pull codes at this time . Customer will return car at later date .	9
	2008 Jeep Wrangler X 3.8L starter VIN: 1J4FA24178 Don and Matt nailed it on the head. Redundant ground issue. We added a negative battery cable from battery to the engine block. For some reason our voltage drop measurement on the ground side, .3 to .4 drop didn't trigger the proper initial response of lets...	3
	2002 Land Rover Discovery Series II SE 4.0L Monitor will not set VIN: SALTY154X2 After a few days and 50+ miles the monitors set and we were able to pass emissions. Thank you for the replies. It was a cooler day when they set so our high temperatures may have been a problem for the secondary air monitor?	5
	1962 Lincoln Continental 7.0L Ignition switch VIN: 2Y86H42520 Thanks for the replies, mostly from those who do remember where they were. I was only 5 at the time. By the way, JFK's was a '61 with a '62 grill, so it looked like this one. Most were right that it is a bayonet type with a heavy spring on the nose. The trick ...	17
	2003 Lincoln LS 3.0L Pressure Control Solenoids VIN: 1LNHM86S63 A NEW TRANSMISSION SOLVED THE PROBLEM. THANKS FOR ALL THE HELP	9
	1993 Mercedes-Benz 600SL 6.0L height control We discovered that the front pressure diverter valve was defective, along with the rear shocks and accumulators. The customer opted to replace the hydraulic suspension with a regular suspension from a 500Sl. We installed new shocks and springs all around. Prob...	3
	1999 Mercedes-Benz CLK430 4.3L No Start, Poor Idle Quality VIN: WDBLJ70G6X The fix was a rebuilt ME control unit (PCM). Barry from Australia was the only one who has seen this before. I contacted a rebuilder, and they had seen it before too. The cowl drain was plugged, and the ME unit was getting wet. The car starts perfectly in the ... Trouble codes: P0446, P0161, P0156.	8
	1992 Oldsmobile Cutlass Supreme 3.1L MIL Lamp on VIN: 1G3WT34T3N Well Thanks to all that replied, turns out what most of you suggested (replacing signal and ground wires coming from ECM)would have fixed the problem. I traced the wires going from ECM and where the harness routes by the Compressor there is a metal clamp that ... Trouble codes: 14 (COOLANT temp. sensor signal low or shorted).	36
	2005 Pontiac Grand Prix GT 3.8L Mechanical VIN: 2G2WS52215 thanx again for all the replies.i took the lets keep it simple approach.flushed the heater core and get great head.155* duct temp.car came in with warm engine and both hoses hot so was thinking core was open.got a slug of dried dexcool out of it.down the road....	17
	2009 Subaru Forester X Premium 2.5L Traction controll VIN: JF2SH63639 The fix to this car was to have the dealer perform the calibration of the steering angle sensor , Snap-on has the option to perform this in their software, but after several tries with my scanner i decided to have the dealer try it before digging in to any oth...	3
	2011 Toyota RAV4 2.5L Excessive Emissions, Poor Idle Quality, Misfire, MIL Lamp on VIN: 2T3BF4DV6B OK folks, I personally have not fixed the vehicle, due to my MISREADING of the MILEAGE this vehicle does fall under Toyota's Powertrain Warranty. My suspicions were correct, Toyota is ordering a "Camshaft Gear Assembly" per the customer, which is one and the ... Trouble codes: P0300, P0301, P0302, P0303, P0304, P0171.	12
	2003 Volkswagen Passat W8 4.0L communication issue VIN: WVWUK63B13 Thanks to Amir, David, Alexander & Avinash. We did verify that there was no water/corrosion under the drivers/passenger carpet. This car did not have a fuel pump module in the trunk & it was dry any way. We tried the cap discharge it made no difference.We did ... Trouble codes: P1635.	4
	2006 Volkswagen Beetle 2.5 2.5L MIL Lamp on VIN: 3VWSW31C46 Sorry for the delay, forgot i had this request open. Well car bstill isnt fixed but customer took car to Washington and i dont get to play wih it anymore. I found no problem with wireing and replaced all ck valves code reset after 440 miles approx. Trouble codes: P0455.	7
	2006 Volvo S40 2.4i 2.4L Excessive Emissions VIN: YV1MS38226 Well wish i could say i fixed this vehicle but i decided to replace the cat and see if a hard reset would fix my fuel trim number. Some said rear O2 used for fuel control. If this is true and cat is not doing its job i can see how that can effect fuel trim. Cu... Trouble codes: P0420 (Catalytic Efficiency Bank1).	12

(Also Available: All, Asian, Chrysler, European, Ford, GM.)