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1996 BMW 318i 1.9L Surge
The problem is when the car is driven it feels like the cruise control is on (disconnected). Over 20mph the car will accelerate on its own, must noticeble on decel. It goes back to normal when it gets under 20 mph (brake pedal, no clutch pedal) the car will ki...		 View
1999 BMW 323i 2.5L cabin sensor
HELLO BMW TECHS, I HAVE THIS BMW THAT THE TEMP IN THE VECHILE IS NO ACCURATRE WITH THE DEGREE OF HEAT SELECTED I HAVE PUT A PROBE IN THE AIR DUCT ON FULL HEAT THE THE TEMP IN ABOUT 135 f BUT WHEN U ADJUST DOWN LIKE TO 85 THE TEMP DROPS TO LIKE 60 f I WAS SUSPE...		 View
1999 BMW 528i 2.8L MIL Lamp on, Hard Start
I cannot find information for sensor rezistance. Trouble codes: P0340 (Camshaft sensor A signal camshaft sensor inlet.).		 View
1993 Buick Century 3.3L Excessive Emissions, No Start, Poor Idle Quality, Surge, Cuts out, Stall, Misfire
car runs very bad cold pops through intake brakes up when you try to rev it up runs very rich. back fires through exhaust. problem will re occure after car sits outside in 2 hours after being at full operating temp when it is 29 out side. starts running bad as...		 View
1998 Buick Regal 3.8L abs
Car sets code 1232 and 1225. Ohm check is ok, ac volt test ok. Abs light is on but on test drive scanner shows left wheel speed the same as rf, lr, rr. Can there be a short to ground or 12 volt if scanner will show correct wheel speed with the light on? If cod...		 View
2000 Buick Regal 3.8L No Start, Cuts out, MIL Lamp on
Came in as a no start.Turn key it started with foot on gas.Iac was inop.ECM was not controlling IAC.Now it starts and runs BUT when you use turn signals it dies and won't re-start for a couple of minutes,won't even crank.When it does run runs well but shifter ... Trouble codes: U1000 (communication problem), U1040 (ebcm communication problem).		 View
1996 Cadillac Fleetwood 5.7L oil consumption
this car is maintained on a regular basis. every three months or three thousand miles which ever comes first. customer came in at the end of november with add oil light on. changed oil and started oil consuption test, car uses one quart of oil in 998 miles. ca...		 View
1981 Chevrolet Corvette 5.7L head lamps
This car used to be a 1/4 mile drag car , completely stripped down just for racing . Now the owner wants to put it back original for the road. I need a vacuum diagram for the headlight opperation. I have 16 to 18 inches of vacuum . I can manually get them to g...		 View
1990 Chevrolet Corvette 5.7L Misfire
Hello all, I have a 1990 corvette that has 3 dead cylinders at all times, #5,6,7 CYLINDERS. Have scope tested igntion and even replaced all igniton components except internal distributor parts, have tested compression-good, have scope tested injector pattern...		 View
1995 Chevrolet Monte Carlo 3.4L No Start
i have a monte carlo with a 3.4 no start. when cranking engine, car will start for 5 sec and than dies immedietly. checked fuel pressure, and it's 40 psi. while cranking fuel pressure does not drop off. checked timing belt and timing marks, all ok. no codes pr...		 View
1996 Chevrolet Blazer 4.3L Rear Lift Gate
Hello everyone, I have this 1996 Blazer in the shop and the rear liftgate won't open. When you press the dash switch you can here the lock operate inside the door. Whan you press the button on the liftgate you here the same sound. when trying a key in the tum...		 View
2001 Chevrolet Silverado 6.0L Misfire
This truck has a shudder when you pull a hill.I think it is a missfire.It is very consistent,fills exactly like you drove over those groves they put on the side of the highway.I Replaced plugs and wires with no change.fuel pressure is 55 koeo.I also cleaned in...		 View
2001 Chevrolet Silverado 6.0L No Start
Security Issues: Here's to the GM techs out there... This is the second time this year this has happened to me and it is gets very frustrating. Vehicle was towed in as a no start, immediately recognized it as a security problem, would crank and fire but shut d...		 View
2003 Chevrolet Astro 4.3L Misfire
Ok guys i got one i can`t get rid of. this astro seems to drop a cylinder every once in a while at idle & seems to misfire under a light load at cruise speed. i have had my genesis hooked to it when it drops a cylinder & misfire under a load but it so slight i...		 View
1993 Chrysler Concorde 3.3L No Start
Thanks for all your help. This car came in on the hook with no start problem. It has no spark no fuel no communcation to the snap on scanner in the engine trans and body controllers do communicate. Off the comp I have no 5 volt referance for the tps and map o2... Trouble codes: 29 (tps short or open).		 View
1999 Chrysler Town & Country 3.8L Misfire
Engine starts and idles fine. When accel from a stop or accel from cruise speed engine misfires/backfires until you let off. Misfire shows up on scan tool mostly on #4 and sometimes on #4 and #1 at the same time. Check engine light will flash when missing is o...		 View
1993 Dodge Pickup 5.2L Poor Idle Quality
At an idle the truck is really really rich, it's hard to start, and don't want to idle. Map volts at idle are 3.8v engine vacuum at idle is 4hg injector pulse w at idle is 6.8 I suspected an vacuum leak so I replaced intake gaskets. I also put on a new...		 View
1998 Dodge Intrepid 2.7L battery light
vehicle came in with battery light on. tested charging system. all check out good no problems found. light will come on intermittently. and stay on till vehicle is turned off. any help would be appreciated. thanks in advance		 View
2000 Dodge Intrepid 2.7L Cuts out
This car will cut out under acceleration. not just a random miss, but more like the entire engine cuts out for a split second. the car idels great. no sign of vacuum leaks. no codes. I thought it might have something to do with the torque converter lockout sel...		 View
2001 Dodge Ram Van 5.2L Stall
This van has an intermitent problem. At the moment it is running fine . Fuel pressure and vacumm are good.At times it will not idle. When this happens the pid for the o2 sensors will go to 5 volts. I belive it may be a faulty computer. Has anyone seen this bef...		 View
2001 Dodge Pickup 5.9L gauges
This dump truck belongs to the local town,it came to me because the instrument gauges do not work.I did notice that when I put on my high beams the gauges start to work.I do have communication with the on board computer and do have a code 1687 no communication...		 View
2002 Dodge Intrepid 2.7L engine
Thanks everone for oyur responses. Engine will make noise like if the timing chain tensioner is loose or has no oil pressure. Noise will go away a few seconds after inicial start up. If your start the engine after being started repeatedly, no noise is present....		 View
2003 Dodge Ram Van 5.9L Hesitation, Misfire
vehicle misses under load no power, running rich, new convertor glows once warmed up,fuel trim -19		 View
2004 Dodge Pickup 5.9L No Start
Hello fellow folks in mechanicland. Need a little help on one today. I have a Cummins here which will not start without ether. Once it starts, it runs good and will start every time after that until cold again. Fuel pressure once running seems okay, actual fol...		 View
1977 Ford Pickup 5.8L vacuume
OK guys and gals, This beautiful gem had an underhood fire and we have been able to restore most of it. Called our local Ford Liason and he couldn't find any info and I'm about out of sources. Does anyone have a schematic for the vacuume lines on this? The ...		 View
1993 Ford Thunderbird 3.8L Poor Idle Quality
I have this vehicle that I am suspecting the IAC to be at fault. The idle stays at 2000 RPM. My question is, can the IAC valve be tested off the car to verify the diagnosis? If so, how? I was trying to remember if there was one of those special testers that yo...		 View
1998 Ford Expedition 4.6L heater&engine runs too cold
well this is a new one on me hope someone has had this prob too this rig came to me from two other shops the prob---runs too cold other shops installed 3 t-stats two after market and then factory stat i realize its cold out side but this thing only comes up to...		 View
2001 Ford Pickup 7.3L Poor Idle Quality, Hesitation, MIL Lamp on
Thanks for your help in advance. This is my personal truck, well maintained. We do not work on many of these so I am maybe not as familiar as I could be so your help will be greatly appreciated. Leaving work this evening truck started fine (about 40f) as I pul... Trouble codes: p1316 (Codes present in IDM), p1275 (Cyl. 5 High to low side open), p1277 (Cyl. 7 High to low side open).		 View
1999 GMC Sonoma 4.3L Steering
Hello folks in iatn land. This truck will intermitantly seem to loose power assist during parking menuvoirs at any time any where. Does seem to happen more in reverse and close to lock. Ha anybody seen this? And what fixed it? Thanks for the help.		 View
2001 GMC Sierra 4.8L Hard start
This one has a hard start (long crank) after sitting while hot it fires right up when cold or right after it's been shut off...but if it sits for a while it has a hard start... I was going toward a regulator leaking but I see no sign of leakage and it still do... Trouble codes: P0332 (Knock sensor performance).		 View
2002 GMC C6500 8.1L Poor Idle Quality, Hesitation, Stall
This tow truck has an 8.1L engine which stalls and backfires when cold. It also has low power when cold. It runs ok when warm but still has some loss of power even when warm. I supect low fuel pressure but we don't have the fuel pressure specs. Any help would ...		 View
1997 Honda Civic del Sol 1.6L high idle
customer states that the idle is very high and the car will take off / move without her foot on the gas. this is not normal to her. customer is very competent and has owned the vehicle since new. upon start up: this morning , car sat over night , coolant temp...		 View
2001 Honda Passport 3.2L rear wipers
Another tech in the shop has this one. rea wiper when activated with the switch "jumps" slightly when activated but will not cycle. When activated with a power probe will run continously. tech replaced rear wiper motor and wiper control module. A possible defe...		 View
2001 Honda Accord 2.3L MIL Lamp on
vehicle came into shop with code p-1164 a/f sensor range/performance out of range when I went to remove sensor #1 bank #1 sensor the threads came out of the exhaust manifold I tried to use a thread chaser but no luck so I got a spark plug fouler and drilled ou... Trouble codes: 1167 (o2 heater circuit).		 View
2002 Honda Odyssey 3.5L MIL Lamp on, Ping
After returning from the body shop vehicle has a severe engine Ping or rattle under acceleration even in the service bay under no load. It drives fine but ping will not go away. Check Knock sensor it seems to be sending a signal, fuel pressure has me concerned... Trouble codes: P0172 (Fuel system too rich bank one), P1399 (Random misfire).		 View
2001 Hyundai Sonata 2.4L No Start
this hyundai came for a no start condition.another shop has replace both timing belt,because balanceshaft belt broke and broke the crankshaft sensor and the car failed to start.Everything when back together now the car does not start.After cheking the car out ...		 View
2002 Jaguar X-Type 3.0L Floor of car
Gentlemen this vehicle drives marvelously, except that on sharp speed bumps at 40-60 kmh(i.e. 4" rise in pavement, by even 2" wide) like a frost boil on the pavement joints, there is a loud thump like the subframe is moving sufficiently to hit the floor of the...		 View
1997 Jeep Grand Cherokee 4.0L Temperature gauge
Temp guage on this vehicle is pegged full hot, and CHECK GAUGES lamp is flashing. Does this even at cold start in the morning. Scan tool data shows that PCM is receiving correct data from coolant temperature sensor (ambient temperature at cold start-up, about ...		 View
1997 Jeep Wrangler 4.0L Hesitation
this vehicle has a very rare, hesitation issue. while driving around 40 mph it will seem to miss and hesitate, only for a moment. this is usually followed by a pop or two heard in the exhaust. it seems as if something is killing the spark, intermittently. Afte...		 View
1998 Jeep Wrangler 2.5L no start wet
This Jeep has a VERY intermittant no start condition only after substantial rain has occurred,(of course it starts now) I am limited by time due to the fact it is an assistant preacher's vehicle with not a lot of money to spend and I am hoping to get a slight ...		 View
2000 Jeep Grand Cherokee 4.0L gauges and warning lights
Customer complaint is that when he is driving down the road the gauges on dash will start bouncing and the lights will come on all lights except the check engine light. I have note been able to duplicate this problem so i have no idea what to test. I did check...		 View
2002 Land Rover Freelander 2.5L coolant
Hello everyone. We all love it when a Land Rover enters our world. This vehicle came in for an oil change. When checking the fluids, I noticed the coolant overflow bottle appeared to be contaminated with an oily type of substance leaving a grayish film. I chec...		 View
2003 Land Rover Discovery 4.6L transfer cas
Hello Land Rover techs. i have an 03 land rover discovery with about 57,000 miles on the clock. my customer states there is a Ticking noise heard when decelerating. i can hear somewhat of a clicking coming from inside the transfer case while decelling. sounds ...		 View
1998 Lexus ES 300 3.0L heated seats
Hey guy any quick fix for heated seats not working?		 View
1997 Lincoln Continental 4.6L Steering Lock
Vehicle ignition lock cylinder does not turn. Steering Wheel lock is engage. We been at it for hours trying to free up the steering wheel so the ignition lock can turn. The wheel lock is engage, pproblem is we dont have the original keys just 2 copy of em. Bee...		 View
2000 Lincoln Town Car 4.6L Fuse #25
We are having a problem with this Lincoln. It is blowing the #25 fuse intermintantly. This fuse is for the interior lights. Sometimes it blows when you open any of the doors. Sometimes when you hit the trunk release or interior lights on the main switch. We ha...		 View
2000 Mazda MPV 2.5L starter
have done several avr tests and voltage drops,vehicle will occasionally not start,usually in the am,turns key dash lights up but no crank,tries several times and will eventually go.		 View
2003 Mazda 6 2.3L Mechanical
customer had vehicle towed in engine makes tapping and knocking noise sound seems to be coming from top of engine replace vvt actuator and still has same noise there is a sound from front top of engine and rear top of engine. also noticed fine metal flakes in ...		 View
1991 Mercedes-Benz 300E 3.0L Battery
According to the owner, the vehicle sat for 10 days, and when he went to start it, the battery was stone dead. After charging overnight, the car started and he brought it in. Battery checked out both with a load tester and with a handheld tester and the chargi...		 View
2000 Mercedes-Benz C230 2.3L sos light
Hey Benz guys, I have a C230 here that was stolen from the lot with the keys in the car, so there was no damage to the vehicle. It was tracked thru GPS by the Mercedes "ONSTAR" type device in the headliner. It was found later parked, seems some punks just want...		 View
2002 Mercedes-Benz C230 2.3L MIL Lamp on
Hey everyone, This car is in for MIL light and OBDII emissions failure. I tracked the P0128 down to a faulty themostat and have one on order. The P0456 shows a small evap leak detected per AllData but my scan tool brings it up as a gross EGR leak. I need to kn... Trouble codes: P0456 (Evaporative Emissions System Leak Detected very small leak), P0128 (Coolant Themostat Coolant Temp Below Thermostat Regulating Temperature).		 View
1993 Mercury Cougar 5.0L Hesitation, Stall
I have this Cougar that hesitates intermittently and stalls intermittently on light acceleration from a stop. It only happens when the engine is cold, but does not do it immediately after starting. Cold starts are good. When it does stall, it is sometimes hard... Trouble codes: 211 (p.i.p. erratic).		 View
1995 Mercury Cougar 4.6L cooling/oil system
ok guys here goes. this cougar had a rad. cracked and replaced a year ago, within 2 weeks the head gaskets supposedly let go and the heads were removed, sent out & gone through by a machine shop and the car sat apart for approx 1 year. ( what a real basket cas...		 View
2001 Mitsubishi Montero Sport 3.5L MIL Lamp on
Repaired code po0443 with new evap purge solonoid. Car returned with po174 Bank#2 system lean. checked for vacumn leaks with smoke machine; verified o2 crosscounts. What I need is a good starting point for a diagnostic plan. If some one has seen this before an... Trouble codes: PO174 (Bank 2 system lean).		 View
1999 Oldsmobile Cutlass 3.1L high idle
dear techs this veh came in with high idle complaint.checked all obvious like vacuum leaks,iac operation.this problem occurs shortly after you start veh.the idle will go to 2500 and stay there.we can control idle using genisis spec test for iac position.it res...		 View
1988 Other Asian spectrum 1.5L No Start
car broke timing belt.replaced belt, car ran fine 5 min &shut off. replaced dist with a good used dist,same thing happened!bought new one installed,same thing agian ! AT MY END! PLEASE HELP!!!		 View
1989 Other European Turbo R 6.3L electric windows
Greetings, I am working blind on this vehicle,having no wiring diagram.The power windows on this car work very slowly,up and down.The passenger front window is intermittent when you press the up button and the passenger rear window does not go up or down.Ther...		 View
2004 Pontiac Grand Am 3.4L No Start, extended crank
Customer complains of an intermittent extended crank time when starting the car. This seems to happen under all conditions (hot, cold, etc). One time the car would only crank and not start (she said the theft light was NOT flashing), but when she tried it late... Trouble codes: U1000 (Loss of class 2 serial comm.), U1088 (Loss of SIR SDM comm.), U1128 (Loss of IRC comm.), U1040 (Loss of EBCMEBTCM comm.), C1298 (PCM class 2 serial data link fault).		 View
2004 Pontiac Sunfire 2.2L Cuts out, Stall
hello i have this sunfire thats suppose to stall and the re- start without a problem. i've drove this and have never had it stall on me ever.have checked fuel pressure (60) and lab scoped the pattern,it looked ok.scaned the computer, no codes& data looked ok ....		 View
1999 Volkswagen Golf 2.0L Cuts out, Stall
Hi techs, this golf runs great, but stalls on decell or when a/c is turned on almost everytime. I did Throttle body adaptation test test #04/98 under basic settings using snap-on scanner, i keep coming up with error (chanel 4). tps reads 4.3 volts idle throttl... Trouble codes: none (testing and results).		 View

Fixes & Summaries for All Makes and Models
Fix/Summary Answers
1999 Acura 3.2TL 3.2L Stall
Survey says... Main relay or elec portion of ign switch. I think I will advise customer to replace main relay first because of cost & probabilty, then ign switch. Thanks to all		 14
1999 Acura 3.2TL 3.2L Misfire, MIL Lamp on
Sorry it took so long to repost we did remove the egr valve and cleaned some carbon out of the system. But we did not clear the codes as the dealer told me there was an egr service campaign on this vehicle. We sent our customer to the dealer. they had the car ... Trouble codes: PO300 (random misfires detected), PO302 (misfires cyl 2), PO303 (misfires cyl 3), PO304 (misfires cyl 4), PO305 (misfires cyl 5), PO306 (misfires cyl 6).		 17
1984 Alfa Romeo Spider 2.0L Hard starting
Thank you for all the replies. The connector we were looking for is indeed in the dash on the right side of the car. That connection was good. We traced the wire from that connection to the harness by the ignition switch. Someone had replaced the ignition swit...		 6
1999 Audi A6 2.8L transmission
Im sorry for not closing sooner,I did change the mass air flow sensor and sure enough every thing was perfect after that.Thanks again to all who replied and helped.		 4
2002 Audi A6 3.0L MIL Lamp on
thanks for all the responses. after letting the vehicle run for about an hour with a lab scope on the cam sensor i was able to capture a few times that the signal dropped out. i replace the cam sensor and the vehicle has been gone since. Trouble codes: P0015 (advanced camshaft adjustment exhaust bank 1. specification not achieved), P3304 (cam position sensor bank 1 exhaust crank position sensor incorrect phasing).		 6
2004 BMW 530i 3.0L Headlight
All of the responses were great! We ended up sending the vehicle to the dealer the module ended up being replaced!		 3
1994 Chevrolet Camaro 5.7L MIL Lamp on
I have not fixed this yet. I did not receive any info that I had not checked into before. If anyone knows how this system check the knock sensor via the computer it might help. I have ordered anothe PCM and knock module. Such a simple system but unable to make... Trouble codes: 43 (knock sensor).		 9
1995 Chevrolet Pickup 6.5L all brakes
thanks to everyone that took the time to give us advise on this problem. abs unit was found at fault, special thanks to Raymond [...] for the quick response, did as you suggested and blocked off master cylinder and abs unit ports individully and found probl...		 11
1996 Chevrolet Pickup 5.7L Misfire, MIL Lamp on
This one is fixed. Thanks for all of the replies. Most of the suggestions involved the fuel pressure regulator, and that's what it turned out to be. Before removing the plenum, I removed the throttle body and pressurized the fuel system. It was pretty easy to ... Trouble codes: p172 (bank 1 rich), p175 (bank 2 rich), p300 (random misfire).		 19
1999 Chevrolet Suburban 5.7L No Start
Thanks for all the replies. The customer nned the vehicle quicker than we were able to repair it so off to the dealer it went. We did though test the whole system and found that while cranking we had injector pulse and lost it when the engine started briefly. ...		 11
2001 Chevrolet Monte Carlo 3.4L Radio, headlight
Well I hope this one is fixed. My co-worker installed a new ignition switch and everything seems to be working fine, so far. I checked for codes and the only code was 'Oil pressure switch High Volts', I erased the code and it hasn't reappeared and it's been a ...		 6
2001 Chevrolet Silverado 5.3L abs
tHANKS once again for everybody's help. As it turned out it was the ebcm module that was shorted. Checked all the power and ground supplies. Replaced module did tests. Okay Jaime		 12
2002 Chevrolet Silverado 4.3L security
Hi all thanks to everyone who offered help. The problem was the BCM although it was new. The BCM is suppose to send the B+ to the passlock cylinder this was not happening. All grounds and B+ into the BCM were good, so I sent the BCM back to the Dealer in Flori...		 13
2002 Chevrolet Venture 3.4L Surge
WELL... IT'S FIXED. tHANKS TO ALL THE GUYS WHO OFFERED ASSISTANCE ON THIS ONE. I RECEIVED SOME GREAT SUGGESTIONS. IT TURNS OUT THAT THE VEHICLE HAD TWO PROBLEMS, AFTER SMOKE TESTING THE INTAKE AGAIN, I FOUND THAT SOMEONE HAD LEFT THE THROTTLE BODY BOLTS A LITT... Trouble codes: PO171 (lean bank 1), PO446 (evap vent problem), PO453 (evap pressure sense hi input), PO300 (ramdom missfire), PO507 (idle controll system idle higher than expected).		 12
1995 Chrysler Cirrus 2.5L Excessive Emissions, No Start, ran before
This vehicle ran us through the ringer, seems like when you have been doing this so long you need a vehicle like this to humble you and bring you back to an understanding of how valuable your time is. Like I said in my update we had tried several distributors ...		 9
2003 Dodge Caravan 3.3L No Start, Stall, MIL Lamp on
Well what the scan tool should say for a P0320 is 'No crank signal at PCM (oh just kidding it maybe a bad cam sensor)' When I measured referance voltage a the crank sensor it was 5v. spec is 8v. I unplugged the cam sensor and the relays stopped turning on and ... Trouble codes: P0320 (No crank sig at PCM).		 7
1993 Ford Pickup 7.3L Steering box
Well thanks for the help again!! some where right on the money with this one!! the problem turned out to be the right side u-joint was binding up causing a random pull to witch ever way i moved the steering wheel never seen a issue like that before!! thaks aga...		 19
1997 Ford Pickup 7.3L hot reverse engauge
Sorry taking so long to close this. Just got truck done. We did go throught trans and replaced clutches and seals. It needed them but was not the cause of the problem. Seems like we did not properly torque the 3 bolts on the valve body plate stiffner. Then we ...		 7
1999 Ford Windstar 3.8L MIL Lamp on
Thanks everyone, it was the plenum leaking. I tested for leaks at the shafts, but found none. I kept the vehicle overnight and retested when cold and found it. The advice about the Dorman kit was just the icing on the cake as I saved the customer some money. T... Trouble codes: P0171 (bank 1 lean), P0174 (bank 2 lean).		 57
2001 Ford Econoline 7.3L No Start
Hello everyone, well the fix on this truck was a bad PCM ground as I first thought my biggest problem was finding a diagram of the pin positions at the PCM connector. I had given some thought as to how to lie my way out of this so I diddn't come off as such a ...		 10
2002 Ford Focus 2.0L airbag
thank you everyone for your help, bodyshop has decided to hold off on repairs until they sort this out with ins. co. thanks		 8
2002 Ford Explorer 4.0L rear wheel bearing
it looks like the axle nut is loose. Did it work loose from the bearing deterioration or just a bad nut that spun off? Not sure we shall see. We have asked customer to come back in a couple weeks to reinspect. Remedy... replace bearing install new locking nut,...		 9
2005 Ford Econoline 6.0L steering box
thanks to all who responded to this post. I specially thank those who suggested to go back and check what was missed. what was missed was the early failing steering colum shaft bearings.the colum had just enough drag to keep the wheels from returning and requi...		 7
1999 GMC Safari 4.3L all guages and turn signals
Most all of the replies were for the ignition switch, which is probably the culprit. Unfortunately the customer has not returned to try this fix. When he does return I will post an update!		 9
2005 GMC Sierra 5.3L MIL Lamp on
Found out the TSB on putting a heater that won't work until it's below 0 is correct. The engineer at the heater manufacturer said 'no way' couldn't be the heater but eventually we had four 05 and newer trucks in with same problem. Also, an 06 Equnix V6 that wo...		 13
1998 Jeep Cherokee 4.0L No Start
My hunch was right,bad ECM. Thanks anyways. Why you have to add more to tell what fixes the problem is beyond me,all my diagnostic checks are in the previous statement.		 16
1996 Mercedes-Benz E300 3.0L srs
Dear Friends, Thanks for your help, the problem was the SRS/ETR {Airbag} control unit, which is located underneth the centerconsule in front of the shifter. We ordered the updated Part # [...] and installed it. Unfortunaley the AST-tool was not able t...		 6
2002 Mercedes-Benz ML320 3.2L Glass
Only two responces and appreciate both, Byron mentioned the switches giving trouble, whilst pressing switch down, if slight pressure is released-but still applying some down pressure, both windows speed right up, once finding correct pressure point, you can op...		 3
1994 Mitsubishi Eclipse 1.8L Electronic
Thank you for all the help.The customer decided not to proceed any further w/ repairs but I believe that the problem is linked to mismatched ecu system & transaxle assembly.Someone has changed one or the other @ one time.The car just isn't worth spending more ...		 8
1996 Nissan Maxima 3.0L No Start, Stall
First, to cut to the chase, the fix was to replace the coolant temperature sensor. How we came to replace this component? Seat of the pants best educated guess, based on 'feel' by the tech on the rare occasion the car acted up- and from information gleaned fro... Trouble codes: P0325 (knock sensor).		 10
2001 Nissan Maxima 3.0L Poor Idle Quality, Stall
hi techs the iac valve fixed the problem, pricy part at $430, check the ohms reading and only one had the right resistance of 20 ohms. thanks to all for your input,keep up the good work. your felloew tech thomas		 7
2002 Nissan Altima 2.5L Heater
Hello and thanks for all the replies! Got 14 replies in all most for plugged heater core or air in system did have 1 for possible head gasket and one for design flaw. I got vehicle back today and raised front end about 1 foot attached funnel to radiator and ...		 14
1987 Porsche 928 5.0L abs
Thanks to all the replies, we were able to hook a labscope to the individual wheel sensors and found broken wiring at the right rear. Fixed the wiring and all is well. Thanks again.		 9
2001 Porsche 911 3.4L luggage compartment release
This car won't misbehave for us so we are delivering it to the customer until it can fail in a more traceable fasion. no codes were in the immobilizer, so I can't really explain the symptoms. When we get the vehicle back I believe we are going to be replaceing...		 3
1988 Saab 900 2.0L Excessive Emissions, Poor Idle Quality, Hesitation, Cuts out, Stall, MIL Lamp on
Hi Guys Many thanks for the help on this car. Sorry for the delay on the fix but with the holidays, I only got the car back yesterday. Some techs suggested that the new O2 was faulty, which of course, is not un-heard of but the (unplugged) sensor did react whe... Trouble codes: 12111 (learning fault in Lambda air fuel mixture adj), 12224 (fuel air mixture too rich).		 9
1990 Toyota 4Runner 3.0L MIL Lamp on
customer decided to take the truck back to the shop that did the motor and try to get engine knock taken care of. thanks for all the replies. Trouble codes: 52 (knock sensor).		 10
2000 Toyota Tundra 4.7L MIL Lamp on
since the truck was brought here by a used car dealer we had no way of knowing when the o2 sensors went out. i replaced the three o2 sensors. b1s1, b2s1, and b2s2. cleared the codes and test drove the truck for an extended period. no more codes. thank all of y... Trouble codes: p0135 (b1s1 heater circuit malfunction), p0155 (b2s1 heater circuit malfunction), p0161 (b2s2 heater circuit malfunction).		 7
2003 Toyota Corolla 1.8L Surge, MIL Lamp on
Many thanks to all who responded, this is the first time I have made a help request and am impressed with the response. Many of you agreed with my thought of a vacuum leak, even though I could not find anything with a smoke machine. I checked the ECT sensor an... Trouble codes: P0171 (system too lean).		 18
1971 Volkswagen Superbeetle .0L clutch
Hello And thank you, Sorry It Took so Long To respone,Had A family emergency out of town.The car has been fixed And the customer Is very happy.Thank you don for The information And your time,The fix was A broken wire At The shifter like 99%of everybody said ...		 23
1998 Volkswagen New Beetle 1.9L MIL Lamp on
I recieved several helps. What I did was take the millibar reading and converted it to a baro reading. Then I compared the baro reading and the map sensor readings. The map sensor was reading 520 millibars and the baro was at 834. My conversion showed the prop... Trouble codes: P1156 (Baro sensor malfunction).		 5
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