Automotive Technicians Technical Discussion and Fixes for Sep 10, 2015

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	Help Request	Answers
	2010 Audi A5 Quattro Cabriolet 2.0L Headlights VIN: WAULFBFH8A Hey Guys, not sure what to do here, after driving for a few minutes there is an error on the cluster saying "left headlight dipped" and then right headlight dipped". Anyone know how to fix this? Thanks!	View
	2005 BMW 530i 3.0L Hesitation VIN: WBANA73595 this vehicle has a hesitation going uphill, at around 3500 rpm, i got my scanner hooked up and it looks like the throttle angle changes even when my accelerator still in the same position , would this cause this kind of hesitation, it feels like rev limmiter. ...	View
	2006 BMW 530xi 3.0L electronic rear suspension VIN: WBANN73536 Can anybody help me out on this 06 530xi wagon? Most of the time the rear suspension is on the ground. The pump runs, but it does not fill the air springs or raise the car. Occasionally it will raise and stay that way for a while. I can't find much info on Pro...	View
	2010 Buick Enclave CXL 3.6L No Start VIN: 5GALVBED1A OK. I'm looking for some input to see if I can narrow down my search, so thanks to all who respond. It will be a long one, so please read through. This Buick will very intermittently not start. Not only will it not start, but has several electrical glitches at...	View
	1992 Chevrolet K2500 Cheyenne 5.7L No Start, Cuts out, Stall, MIL Lamp on VIN: 1GCFK24K5N I have a 92 K2500 5.7L that has been a pain for quite some time. Vehicle will come in with a complaint of stall no start and always a code 42. This has been going on for a few years now. Two of the times it has been a no start. New distributor and fires right ... Trouble codes: 42 (est)	View
	2001 Chevrolet Silverado 1500 5.3L Abs Module VIN: 1GCEK19T61 Replaced ebcm because of code co265 relay circuit, now have a code 238 mis-matched speed. Rear wheels show on scanner 2mph faster than front, only had code co0265 before i think it might be a bad module or wrong application, ebcm is a dealer rebuilt would appr...	View
	2003 Chevrolet Astro 4.3L Abs Light VIN: 1GNDM19XX3 Brought in for abs and brake light on.. Has code co265,. Cleared code and came back on right away. Check fuses ok. All wheel sensors has same speed, no problem. Parking brake system normal. Brake fluids good. Customer states brake service done during vacation ...	View
	2004 Chevrolet Corvette 5.7L Ride Control VIN: 1G1YY22G94 Service vehicle soon light is on, service suspension-vehicle limited to 80mph. No data communication with rtd. Power and grounds are ok. Replaced module-no help. No codes stored in any modules.	View
	2004 Chevrolet Silverado 2500 HD 6.6L No Start VIN: 1GCHK23174 Had a high fuel pressure code. Checked for leaks. The vehicle will not start and will not build any pressure with the air dog system. The fuel filter prime assembly has been remove so i have no way of priming the system if the airdog goes down. It will build l...	View
	2007 Chevrolet Tahoe LTZ 5.3L Dic VIN: 1GNFC130X7 Hello all, my problem today is a Tahoe that I can't see the mileage or prndl or any other driver information. The rest of the cluster works normally. I really wish I could see the mileage somehow, at least long enough to be able to order another cluster, and t...	View
	2009 Chevrolet Tahoe LS 5.3L rear a/c lines VIN: 1GNEC13379 First I wanted to start off by thanking everyone who takes the time to look at this. We are replacing the rear HVAC lines due to corrosion on this Tahoe. The dealer part man asked me if we had the "J" tool for removing and installing these lines, he did not kn...	View
	2012 Chevrolet Impala LT 3.6L monitors VIN: 2G1WG5E30C I have driven vehicle 350 miles and completed 11 drive cycles. I am unable to get o2 monitor to go, also evap monitor has not completed ca. smog laws allow only allows 1 monitor to not be complete which is evap so I need 02 monitor to run. All of my pids reads...	View
	1998 Ford F-150 XL 4.2L Poor Idle Quality, Stall VIN: 1FTZX1723W This is a weird one. I don't usually work on domestic but this one belonged to a friend. P0102 (MAF Sensor Circuit Low Freq) is the only code I'm getting. Replaced MAF once with new Delphi brand and seemed to be ok for a few days. Then the P0102 was back. Repl... Trouble codes: P0102 (MAF Sensor Circuit Low Freq)	View
	2002 Ford F-150 King Ranch 5.4L MIL Lamp on VIN: 1FTRW08L92 Hello (again). This truck keeps setting a P0405. The dpfe voltage only rises from .98v to 1.15, 1.2v at the most while cruising on the road. Commanded egr at the time is 60%. I can kill the engine with a vac pump opening the egr valve at idle. I can ride aroun... Trouble codes: P0405	View
	2005 Ford Expedition Eddie Bauer 5.4L drive takeoff VIN: 1FMPU17505 Customer brought vehicle into shop for a transmission problem. Technician confirmed that transmission was slipping on takeoff. After teardown technician found forward drum split and forward clutches burnt. Full overhaul was performed on transmission including ...	View
	2007 Ford Expedition XLT 5.4L Rear door lock, tpms, turn signal indicators, brak VIN: 1FMFU16507 07 expedition Police. Very intermittent following systems simultaneously malfunction:rear liftgate locks(unable to unlock),brake malf indicator,TPMS fault indicator, no turn signal indicator, a/c blows warm(loss of ac clutch volt signal). Systems will usually ...	View
	2009 Ford F-250 Super Duty FX4 5.4L electrical VIN: 1FTSX21539 truck still has the codes listed and I have pinned out all the effected modules and all values are within spec now i am at the PCM when the vehicle is driven it generates a U2023 code my thinking is the PCM is not transferring the data down the network ,, ... Trouble codes: P0500, P1502	View
	2008 Honda Civic EX 1.8L Compressor/Fan inop VIN: 1HGFA16998 I have a 2008 Honda Civic 4 door. Compressor will not engage on its own. I can engage the compressor with power probe and fill with freon but fans do not come on and as soon as I stop applying power compressor goes off. Parts replaced:compressor, pressure swit...	View
	2003 Jaguar X-Type 2.5L No Start VIN: SAJEA51DX3 This jag was towed in yesterday, crank no start, fuse 92 in the dash was blown. When this fuse is ok car runs great with no problems, customer even states that the vehicle was running perfect until the fuse blew. The fuse in question powers up the ignition coi... Trouble codes: P1611 (Ecu sub cpu failure), P1573 (Can throttle angle fault)	View
	2012 Jeep Liberty Jet 3.7L Air bag module VIN: 1C4PJMFK2C The vehicle cam in originally with the air bag light on and no codes at all in airbag computer but the OCM had code B1B88 for Occupant weight sensor value out of range. we replaced the defective weight sensor performed the seat calibration. right.. now OCM now...	View
	2004 Lincoln LS 3.9L stalls while driving VIN: 1LNHM87A04 code 2107 and 2110 customer states very intermittenly car will die going down expressway ECT message displayed and 5 mins later car restarts and is fine.looks like #4 coil has been replaced at some time. can coils and or plugs be an issue? TPS Throttle BODY? Trouble codes: 2107 (throttle actuator control), 2110 (throttle control related)	View
	2004 Mazda RX-8 1.3L MIL Lamp on VIN: JM1FE17384 We renewed all four ignition coils using factory Mazda coils. We renewed the spark plug wires with NGK spark plug wires. We renewed all four spark plugs using NGK spark plugs. All of the correct heat range spark plugs were installed in all of the correct locat... Trouble codes: P0301 (Misfire in number one chamber)	View
	2004 Mazda 6 i 2.3L Engine VIN: 1YVFP80C64 Thanks in advance. This was towed in monday crank/no start.walked out after got off truck, fired rite up bummer rite. No check e lite on but pulled codes checked all mods,found u-0101 in pcm and u-0073 in tcm. Dummy me forgot to check freez frame data before c...	View
	2005 Mazda Tribute S 3.0L Misfire VIN: 4F2YZ041X5 The people was just driving up the road the car startsd running so bad they stoped. #2&4 cilinders went bad i have # 4 out & replaced the coil pack no fire pluged the old coil to #5 cilinder on fire tried with new fires good. The old coil coil is bad.i have 12... Trouble codes: P0352, P0354	View
	2003 Mercedes-Benz C230 Kompressor 1.8L Mixture adaptations VIN: WDBRN40JX3 Idle adaptation above rich limit (additive) means ECU cannot add enough fuel to keep within normal range. Part load is following, but not out of range, full load doesn't notice. This means air leak, but I'm not finding it. Vent hose good, no smoke getting out.... Trouble codes: P0172 (Mixture too rich part load), P0102 (MAF short to ground / open circuit MAF has been replaced)	View
	2010 Mercedes-Benz S550 5.5L MIL Lamp on VIN: WDDNG7BB2A Customer check engine light is on. Found fault P0410 for both cylinders. Attempted OTM (using snap-on verus) & it wouldn't run at first. Checked relay, B+ at terminal 30, B+ at terminal 86. Jumped passed relay & found sec. air pump activating. Manually activat... Trouble codes: P0410 (Malfunction of secondary air system right bank), P0410 (Malfunction of secondary air system right bank)	View
	2008 Mercury Mariner Premier 3.0L ignition switch VIN: 4M2CU87168 Thanks for your suggestions. This high mileage mariner came in for a no crank condition. I discovered that if you removed the ignition switch & turned it with a screwdriver it starts up. Tried another switch with no change. I noticed with the switch out that...	View
	2003 Nissan Altima 2.5L Headlamp, Wipers VIN: 1N4AL11D73 Confirmed the complaint: Headlamps on , won't switch off. No Tail Lights and Wipers don't work. Headlights and Wipers are operated by the Body Control Module. Hooked up scanner for codes and actuator test. No Communication. Check all the fuses- ok. Some BCM fu...	View
	2010 Nissan Rogue SL 2.5L ride quality VIN: JN8AS5MT2A vehicle was in an accident, most of the damages were cosmetic but was hit in the left front wheel area. vehicle came from a body shop with a noise 2 front wheel bearings were installed and now 1-2 months later customer complaining of shaking. drove vehicle and...	View
	2007 Subaru Impreza WRX TR 2.5L lacks power VIN: JF1GD75607 This is a weird one. The customer has been dealing with this problem for a while and it has gotten worse. No fault codes. the car starts and idles fine but, when taking off in first gear has no power. Will sometimes take off like it suddenly got the right fuel...	View
	2002 Suzuki Grand Vitara JLX 2.5L MIL Lamp on VIN: JS3TD62V12 Ever since I replaced valve stem seals, water pump, and spark plugs on this 1000 miles ago, it has been setting misfire codes. Most of the time, it will be P0300 only, with the occasional code for specific cylinder. I replaced all of the plugs again with NGK v... Trouble codes: P0300, P0301 (misfire 1), P0305 (Misfire 5)	View
	2000 Toyota Tundra Limited 4.7L MIL Lamp on VIN: 5TBBT4811Y We have a lean run condition on this tundra at idle only.fuel trim at idle is 21 long term and 11 short term approx. same on both banks.fuel trim drops below 12% total for each bank above 2000 rpm. I've smoke tested this until blue in the face and found no lea... Trouble codes: 171 (lean run bank one), 174 (lean run bank 2)	View
	2004 Toyota Solara SLE 2.4L clutch VIN: 4T1CE38P04 I used the VIN, and it only lets me select an automatic trans. It has a manual trans and the clutch is slipping. Laborwise, it looks like quite long-the motor and trans is removed together. Has anyone done a clutch job on one of these or have any tips? Thanks!	View

Fixes & Summaries for All Makes and Models

	Fix/Summary	Answers
	2001 Audi A6 Quattro 2.7L aux water pump VIN: WAUED64B21 thanks for the help guys,bled system.removed heater hose and return hose,ran vehicle.there is no coolant flow.used water hose to add water to reservoir,coolant flow out of heater core and return hose.started vehicle again.0 flow.going to remove water pump.than...	5
	2004 Chevrolet Silverado 3500 6.0L Excessive Emissions, Poor Idle Quality, Hesitation, Cuts out, Stall, Misfire, MIL Lamp on VIN: 1GBJK34U44 thanks Jason for jarring my brain. checked vacuum myself and showed 11 inhg. replaced map. all is good. thanks everyone for all the responses. Trouble codes: P0101, P0106.	9
	1993 Chrysler LeBaron LE 3.0L No Start VIN: 1C3XA3634P Sorry for taking so long to post the repair on this car. I found tow problems which caused some delay in diagnosing it. Other than checking the wrong relay as some you pointed out. Seem there was a very busy mouse wires near the connector below the large har...	14
	2006 Chrysler Sebring GTC 2.7L lean VIN: 1C3EL75R66 Well here is where we stand. Had lots of good replies. Jurgen from Mexico, Douglass from Missouri, and Ralph from Maine were in the ballpark. Had already eliminated any vac leak, fuel pressure and sensors. After chasing my tail and hoping that I wasn't right I... Trouble codes: P0171, P0174.	16
	1996 Ford F-250 XL 7.3L starting VIN: 1FTHX25F0T Well i finally got it. sorry so late had to catch up. Came down to the fact it was a intermittent concern internal in the pcm. Truck came in and i went thru all the regular diag routines. Fuel pressure oil level and fuel contaminations. all good what would h...	13
	1997 Ford F-150 Lariat 4.6L Heater Core VIN: 1FTPX176XV This truck is fixed. I flushed the day lights out of it with distilled water, and also ran a few redundant grounds for safe measure. With all said and done, I measured about 0.1 volt in the cooling system. Way in the acceptable range. Thanks all.	17
	2003 Ford F-450 Super Duty XL 6.0L Hesitation, No power VIN: 1FDXF46P33 You guys are awesome once again, rechecked fuel pressure at the fuel pump on the frame and it was only 15 psi key on engine off and got much worse under load. The top fuel filter and housing is spotless, the bottom one however is full of metal flakes. Pulled t...	8
	2010 Ford Transit Connect XLT 2.0L spider and side gears VIN: NM0LS7BN4A Replaced differential carrier and side and spider gears with new from Ford and complete overhaul to clean metal from the rest of the unit.. Most replies said customer abuse. Mismatched tire size came in second. As worn as the carrier was I think the vehicle mu...	13
	1999 Honda Prelude 2.2L Misfire VIN: JHMBB6249X First off thanks to everyone for taking the time to respond. Well I mixed up my standard and metric feeler gauges and adjusted the valves way too loose, fixed that, installed a new distributor and coil then had no spark at all. installed the original dist and ... Trouble codes: P1399.	48
	2001 Honda Accord DX 2.3L No Start VIN: 1HGCF86611 Given lack of tooling at home the info about where rpm signal comes from was key.Since crank signal was good that only left dist.Popped one in good to go.	15
	2002 Honda Accord SE 2.3L oil leak VIN: 1HGCG32062 After removing the coolant pipe on the rear of the engine, I could see the leak and it IS between the head and the block, there appears to be another pressurized passage just below the VTEC valve, and this is where it's leaking. Re torquing the 2 bolts in the ...	22
	2006 Mazda 6 i 2.3L No Start VIN: 1YVFP80C86 First of all thanks to everyone who responded. Next, I know I did not give much testing that I had done, I had allready tested trigger to coils, powers and grounds, I was under the gun and was only trying to get a fast responce about if it needed reflashed or...	16
	2004 Mercedes-Benz S500 5.0L trunk lid lock VIN: WDBNG75J64 First of all thanks to everyone who responded.but I can't yet confirm that.Customer decided to go to 4S Dealer.	3
	2008 Nissan Rogue SL 2.5L poor acceleration VIN: JN8AS58T28 Thanks to all who responded, I believe the CVT running hot as described in the TSB is spot-on, customer declined repair as outlined in the TSB Dan	5
	2002 Pontiac Bonneville SSEi 3.8L Misfire VIN: 1G2HZ54162 Wow!! Thanks to all who replied. Sorry it look so long to close but it was an intermittent problem, and I wanted to be sure it was fixed. IT IS. Turns out that secondary ignition was breaking down when the tenp was high. I couldn't get enough heat in it in the... Trouble codes: P0301 (1 cylider misfire), P0306 (6 cylinder misfire).	21
	2008 Pontiac G6 GT 3.9L temp actuator VIN: 1G2ZH36158 @ replies suggested checking the door itself. Blend door was stuck, had to finangle a bent piece of brake line into the housing and give it a good shove. It snaps back and forth for now. Thanks everyone.	6
	2000 Porsche 911 Carrera 3.4L Misfire, MIL Lamp on VIN: WP0AA2992Y Thanks for the help guys. I smoke checked the intake, repaired a small leak at a hose connection, pressure tested the cooling system overnight and checked for coolant intrusion into the cylinders, compression checked the engine cold, all cylinders between 140 ... Trouble codes: P0300, P0301, P0304, P0305.	9
	2007 Subaru Outback 2.5i Limited 2.5L timing, cylinder heads VIN: 4S4BPG2C77 Come to find out we had a stripped out adapter that holds the bolt for the tension-er. The tech agreed to assist with paying for the expense of this repair. He did not use a torque wrench and now our entire shop is required to torque everything other than comm...	22
	1997 Toyota Land Cruiser 4.5L Suspension VIN: JT3HJ85J8V Thank you for all the great replies. Noise seen [...] pick vehicle up at this time. Will bring back if noise get worst. Have a good one guys.	8

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