Automotive Technicians Technical Discussion and Fixes for Feb 1, 2006

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	Help Request	Answers
	1997 Acura RL 3.5L Misfire Hello my name is patrick. I have a 1997 Acua 3.5RL THAT HAS A MISFIRE IN #1 CYL ONLY WHEN THE A/C OR HEATER IS ON THE PLUG,COIL,INJECTOR ALL WERE REPLACED CAN ANYONE HELP Trouble codes: P1201, P0401	View
	1998 Audi A4 2.8L Poor Idle Quality VIN: WAUED28D2W Here is the Situation we changed the engine in the shop set all the timing marks did leak down test everything is great. Put the engine in car accelerates runs and sounds good, except when the car is fully warmed up and engine idle drops down to normal rpm 650...	View
	2000 Audi TT 1.8L Fuel Gauge VIN: TRUUC28N6Y Hello: The gas gage shows full while the “Low fuel" warning light is on. We have substituted a variable resistor in place of the tank sending unit but there is no response from the gauge. At one point, the gauge went to zero but the tank is nearly full. The...	View
	2001 Audi A4 Quattro Avant 1.8L Surge VIN: WAUKC68D51 Hi to all. Thanks for reading my help request. This car is giving me fits. When accelerating the car will surge, not a hesitation. The turbo spools up and shuts down, then spools again, this happens every 750RPM or so after 2000. Watching on the scanner I can ...	View
	1996 BMW 318is 1.9L Electronic VIN: WBABE7325T This 318is came in with customer complaint of the radio & the heater fan not always working. I drove it and got an idea of what is happening. The fan did initially work in the shop, but during the road test it quit (not sure when because I also had the radio o...	View
	2000 BMW 528i 2.8L Starting VIN: WBADM5344Y Hi there, go to clients address, no start-no crank, battery good, install booster pak-no crank. push/bump start and return to shop, once warm, starter operates. remove starter-send for local rebuild, upon installing and re-connect battery. car cranks great-no ...	View
	1984 Buick Regal T-Type 3.8L No Start VIN: 1G4AK4797E as i explained the car came in on the hook for no start. no spark is the problem. i have injector pulse. cam and crank sensors have been checked. disconnected,volt meter between terminals a and b i have between 5 and 11 volts @ both while cranking. good per mi...	View
	1988 Chevrolet K2500 Cheyenne 5.7L differential VIN: 2GCFK24K6J This 1988 Cheby Pickup came in with the fourwheel drive inop. Owner said it just quit. Checked for power to the motor, 12 volts present. Changed motor and light switch, (usually a problem with these) still no four wheel drive. On the hoist put into four wheel ...	View
	1992 Chevrolet Corvette 5.7L clutch pedal VIN: 1G1YY33PON customer is having problems keeping brake fluid in his clutch hydralic system. We replaced the master with an after market unit and the slave with a dealer unit. Job went well and 6 months later it was low again, In the course of repairs, I have changed both u...	View
	1996 Chevrolet Cavalier 2.2L Transmission in UK VIN: 1G1JC5246T Anyone in U.K have a 3T40 3 spd. trans for this car? I realize that this is not a technical request but I am unable to locate a new or used transmission for this car. It belongs to a very good customer of mine. He moved back to Kettering Northamptonshire Engla...	View
	1997 Chevrolet K3500 7.4L shift VIN: 1GCHK3379V vehicle starts in what appears to be 3rd, maybe 2nd. will not shift out of that gear at all. customer stated that it worked fine until the transfer case bolts broke. on the way down to our shop it acted up. all information on scanner looks fine under transmiss...	View
	1999 Chevrolet Express 1500 4.3L o2 moniter will not VIN: 1GCEG15W0X Hi all, Posting this for a buddy. He has a 1999 Chevy van that won't run the cat. moniter. All others have ran. There is no codes. I gave him a copy of the drive cycle. He said he has followed it butit still won't run it for him. Has anybody have this happen t...	View
	2000 Chevrolet Impala 3.4L Rad VIN: 2G1WF55EOY Hello all. I'm looking at an 2000 Chevy Impala with the 3400 motor. Customer complaint is that when she had her oil changed yesterday, she was told that there was oil in her coolant. She was told the oil was fine. I have seen many of these blow the lower intak...	View
	2001 Chevrolet Corvette 5.7L MIL Lamp on VIN: 1G1YY22G81 Help!!! We have had this corvette come back twice with this po410 code. We replaced the check valves the second time. The air pump runs as suppose to. We are stumped and want to see if anybody has seen or heard of any problems with the air induction on the vet... Trouble codes: P0410	View
	2001 Chevrolet Malibu LS 3.1L Keyless entry VIN: 1G1NE52J21 Trying to activate a new additional key fob. I have a up to date Tech II and I can not communicate with the bcm in any way. If I go into the bcm, special functions, and then program key fobs the Tech II states no vehicle communcation. If I check codes the Tech...	View
	2002 Chevrolet Trailblazer LS 4.2L hvac system VIN: 1GNDT3S822 Hello techs, The bosses wifes truck always has some air flow out of vents in any mode position. Have pulled lower dash and watched blend door motors working. This is a manual system have reflashed hvac system and pulled inspection cover to see the doors moving...	View
	2002 Chevrolet Trailblazer LS 4.2L No Start VIN: 1GNDT13S32 have a 2002 trailblazer cust says wont start after warm unless throttle pedal is depressed we were able to see this happen only for a few moments now it is fine possible it happens more in wet conditions. thanks	View
	2003 Chevrolet Trailblazer LS 4.2L MIL Lamp on VIN: 1GNET165X3 Trailblazer that runs fine but sets PO171 System Lean code at idle. Long term fuel trim at 22 Short trim fluctuating near 0. Fuel pressure good at 54 PSI, no vacuum leaks found, sensor data looks good, oxygen sensor switching very good. Also had a U1000 - clas... Trouble codes: P0171 (System lean), U1000 (Serial communication)	View
	1997 Chrysler Intrepid 3.3L Surge, Cuts out, Misfire VIN: 2C3HH46T8V Hello this car was at another shop, customer had a no start he said. The shop put in a crank and cam sensor.He then brought the car to me with this problem. When you start the car it runs fine after about 2 minutes it starts to miss, backfire when on accel,and...	View
	1997 Chrysler Town & Country LXi 3.8L Unknown VIN: 1C4CP64L5V thanks again in advance! customer called up monday morning stating that the brakes were locked up on the front of her van-tow truck went out and retrieved van after it arrived -of course-brakes are not locked up-drove first and noticed pulsation in pedal but n...	View
	2000 Chrysler 300M 3.5L Compressor VIN: 2C3HE66G9Y I have a peculiar problem with this one. When vehicle came in we found code 35 (defective evap sensor) and when scanned with Sanp On Modis, found AC pressure voltage fluctuating from .25V to 4.69V constantly. We replaced the pressure transducer(with pigtail) a...	View
	1998 Dodge Caravan SE 3.3L Stall, MIL Lamp on VIN: 2B4GP45R2W veh stalls more frequently sometimes [...] jumping jerking stalls starts right back up.lose tack at guage has not done to us on any test drive.this morning eng light on steady.did a connector inspection scan every thing appears fine.we think we should just ... Trouble codes: 1391 (inter loss cmp ckp)	View
	2000 Dodge Grand Caravan LE 3.3L gauges VIN: 1B4GP54G6Y The vehicle oringinally came in with this same problem(gauges not working) I put an ignition switch in and the problem was gone. Now a few months later, its back, so i replaced the ignition switch again and it did not fix the problem. any info would be appreci...	View
	2001 Dodge Ram 3500 5.9L Slow to start VIN: 3B7MF36681 After replacing fuel pump for no start we have a slow to start. Cranks over fine, but if let sit 1 hr or more it will not start untill cranked for approx. 25 seconds. The longer it sits the longer the crank time. When it starts, starts normal. No smoke or miss...	View
	2004 Dodge Ram 2500 ST 5.9L steering box VIN: 3D7KU28C34 This truck has a lack of power assist at parking lot speed. It it worse turning left. It stops turning before it hits the steering stops. The steering damper was disconnected with no improvement. The suspension looks fine. We replaced the gearbox, still no imp...	View
	1995 Ford Mustang SVT Cobra 5.0L Poor Idle Quality VIN: 1FALP42D3S The problem that im having is that the fuel pump and the cooling fan runs constantly and the engine is getting too much fuel.I hooked a scanner up and no communication.Im thinking it sounds like a bad ccrm because it has a built in relay for the pcm ,but not s...	View
	1997 Ford F-250 7.5L hard shift VIN: 1FTHW266XV Vehicle up shifts really hard.Manually it shifts better not as hard.Could this be a ground , or electrical problem?Everybody customer asks says needs trans rebuilt.Appreciate any help.Vehicle has low miles. Thanks in advance Dale	View
	1997 Ford F-350 7.3L Misfire VIN: 1FTJW36XFV p1396 p1395 keep coming back... did re flash for this problem replaced glow plug relay,pulled valve covers to inspect wiring,ect. ecm monitors amp. draw for glow plugs before replacing relay amp readings would fall below 32amps this will set these codes after ...	View
	2000 Ford Explorer XLS 4.0L Transceiver VIN: 1FMYU60EYU This all started with a "no start" condition. The engine cranks but won't start. The "theft" light was blinking rapidly. There is fuel from the pump and the starter works. After some research we decided to try new keys first. This vehicle is equipped with PATS...	View
	2000 Ford Explorer XLT 4.0L Oil Pressure VIN: 1FMZU73E9Y Well looking for a little help on this one and thanks in advance. This is a SOHC motor vin E .Car came in with top end rattling pulled left valve cover found loose chain pulled tsb called ford and purchased new tensioner, oil restrictor, and new gaskets, insta...	View
	2000 Ford F F650 7.3L Oil VIN: 3FDWW6567Y Help gang! I have this F650 powerstroke, that continues to leak motor oil from under the high pressure pump. It appears to be leaking between high pressure pump and engine cover. I have replaced the gasket at pump mounting, seal/strainer at resevoir to cover a...	View
	2001 Ford F-150 Lariat 4.6L Hesitation, Surge, Cuts out VIN: 1FTRX18W51 Engine "turns" off and on under loads sometimes. When this happens engine dies for 1 second and low power, tach jumps around, engine sometimes surges and alternator light may come on. Chked coils all OK. Chked waveform of crank sensor, pattern broke up when sy... Trouble codes: P0357, P0358, P0320, P0300	View
	2002 Ford Focus SE 2.0L No Start, only cold start VIN: 1FAFP343X2 Hello group, This problem only happens when it sits overnight. The code p1233 comes back when the problem happens only. Very random problem, will start when cranking for a while. When not starting, it has no fuel pressure. Have not been able to check for powe... Trouble codes: P1233	View
	2002 Ford F-150 XL 4.2L MIL Lamp on VIN: 3FTRF17212 MIL light comes on right after going into closed loop with engine temp at about 168F. Long Term Fuel trim was at +24 and Short Term TRim was at +10 on both banks. Problem appears to go away when engine warms up completely (Fuel trim gradually comes down until ... Trouble codes: P0171 (System lean bank 1), P0174 (System lean bank 2)	View
	1996 GMC K1500 Suburban 5.7L 2-3 shift VIN: 1GKFK16R7T Hello, This is my Suburban and I am having problems with the 2-3 shift. It won't shift from 2 to 3 while driving normal to hard. When in the morning or after it has cooled down it won't shift out of 2nd unless you back off the gas for a little bit and then it ...	View
	1992 Honda Civic DX 1.5L Hesitation, Cuts out VIN: 2HGEH2350N Please help ! this car seems to have a rev limiter function built in. it won't rev over 4K RPM. we've scoped ignition, injectors, sensors in the distributor. Nothing seems to be shutting off but, engine loses power like key is turned off momentarily then back ...	View
	2005 Honda Pilot LX 3.5L drive belt VIN: 2HKYF18155 honda techs? thanks up front-this pilot came in at 26786 miles-customer stated ran thru a puddle of water and lost power steering and battery light was on, car was trying to overheat! our inspection revealed that the belt had come off-we inspected all drive pu...	View
	2001 Hyundai Accent GL 1.5L Poor Idle Quality, Cuts out, Stall VIN: KMHCG45C11 This car originally came to us several weeks ago as a no-start condition. Owner tried to start it in the a.m.-cranked but would not start. Tried fixing it himself for several days before bringing it in. At this time I do not remember if the tech found a lack o...	View
	2003 Hyundai Tiburon 2.0L Engine VIN: KMHHM65D83 Hello everyone. I have this car that is driving me crazy. It can into the shop with a noise in the engine. Sounded like a knocking noise. Looked at the car and seems to be a the top half. Pulled valve cover and inspected cams and lifters. All Seem to be ok. Ch...	View
	1987 Isuzu I-Mark 1.5L vacuum diaphram VIN: JABRT5178H Ok my fellow Isuzu Techs, I got one for ya! During a routine oil change for this customer I noticed the vacuum line going to the vacuum diaphram (modulator?) was dry rotted so I proceeded to replace it, when I disconnected it about 3 or 4 ounces of gasoline ra...	View
	2001 Isuzu Rodeo LS 3.2L 4x4 VIN: 4S2DM58W51 Good friends at iATN Again in trouble This Rodeo does not engage 4x4, light stays blinking slowly after pushing in dash selector and that´s all. I know there are many wire trouble in this units, we solved a speed indicator not working by making a by pass fr...	View
	1998 Jaguar XJ8 4.0L No Start VIN: SAJHX1241W this car has had a cronic problem over the years with a no start only when at approx 32 degrees. we have replaced the cam sensors 3 years ago, and last year after deflooding engine we sent it off to a jaguar dealer for a recall on the throttle sensor and the l...	View
	2000 Jaguar S-Type 4.0L Unknown VIN: SAJDA01D1Y Hi, this one baffels me and I can't seem to find any other help anywhere. This jaguar came in for what was thought to be a blown head gasket, because of excessive smoke from the tail pipes. I started the car and let it idle in the parking lot just in case it w...	View
	2000 Jaguar S-Type 3.0L MIL Lamp on VIN: SAJDA01C5Y vehicle runs well and mil is on. no warning messages. vehicle will consistently set trouble codes 135 and 155 after 2-3 key cycles sitting in the bay. both upstream heater circuits have battery voltage and good ground koeo. heater elements ohm good in both sen... Trouble codes: P0135 (h02s heater ckt malf. b1 upstream 11), P0155 (h02s heater ckt malf. b2 upstream 2.1)	View
	1996 Jeep Grand Cherokee Laredo 5.2L MIL Lamp on VIN: 1J4G258Y5T Every ignition cycle several seconds after starting or after 1 -2 shift code P1391 will set in pending codes Have tested both cam and crank sensors when a four channel scope. Both signals are consistant and apear to be synchronized.Suspect e.c.m. any one see... Trouble codes: P1391 (Intermitant loss of cam or crank)	View
	1997 Lincoln Mark VIII 4.6L Left low beam HID bulb VIN: 1LNLM91V3V Hello Group, According to the Ford parts dept. the replacement bulb requires replacing the ballast because the harness plug between the bulb and ballast has been redesigned. The ballast is OK. Does anyone know if the latest style bulb will work with the orgina...	View
	1995 Mazda 626 LX 2.5L Axle VIN: 1YVGE22DXS HI all, I have a 626 that I can't get the left side axle out of the trans. I have tried using a chisel to wedge it out to no avail. I also tried removing the right side axle a pushing it out with a punch & a Snap-On universal half shaft removal tool. Still it...	View
	1984 Mercedes-Benz 300CD 3.0L Poor Fuel Economy VIN: WDBAB53A8E Hi,thanks for reading this- I've been struggling with this Benz for about 9 months now- When I first got this car, it was sluggish from a start and would only get 27mpg tops- (We have a rusty old '83 300SD that we use around town for the shop, and it's heavier...	View
	1987 Mercedes-Benz 420SEL 4.2L Poor Idle Quality, Hesitation, hard start VIN: CA35D5HA31 Customer brought car to shop complaining of a no start cond unless he turned the mixture screw on the fuel dist and then car would start and run fast, we verified complaint and found what seems to be a vacume leak under the fuel dist. We got some vague info ab...	View
	2000 Mercury Grand Marquis GS 4.6L abs VIN: 2MEFM74W5Y Customer stated that abs/traction light on sometimes. Check vehicle for codes. Inspected speed sensors and harness. Replaced left and right rear speed sensors. Lights off for a few days. Vehicle came back with same problem. Lights sometimes on/off. Drove vehic...	View
	1999 Mitsubishi Eclipse GS 2.0L radio VIN: 4A3AK44Y9X I read another E-Mail about a same problem I have and the person who replyed to an e-mail gave the tech a code for the radio. If I send the SER. # out is there anyone who could get me a code for this radio. # is [...]. Also when the car came in the radio w...	View
	2002 Mitsubishi Galant ES 3.0L Differential VIN: 4A3AA46H62 Hey guys, I have a real strange one. This vehicle makes a thumping or chattering noise coming from the left front wheel area when turning left and under hard acceleration. Will not do it any other time. Doesn't sound like a CV joint popping. I can feel it comi...	View
	1982 Nissan 280ZX Turbo 2.8L Poor Idle Quality, Cuts out VIN: JN1CZ04S6C I have this car backfiring from the intake,typical air flow sensor.Replaced sensor four times(remanufactured),runs better but then it cuts out,backfires & sometimes won't accelerate.Checked ground & power to ecm,ok.If i pinch the fuel return line it runs bette...	View
	1999 Nissan Maxima SE 3.0L MIL Lamp on VIN: JN1CA2102X This car has no noticable problems, no misfires, and i don't see or hear anything abnormal. we put a knock sensor on it but the code went away. a few weeks later we got a check engine light, but the modis tells me no codes. i checked abs, airbag, and transmiss...	View
	2001 Nissan Xterra SE 3.3L abs VIN: 5N1ED28YX1 We have this Nissan Exterra here that had rear wheel speed sensor codes. After many hours of tracing, hair pulling, etc. we finally traced the problem to the rear speed aensors and some terminals that were back probed by another tech. Our problem now is that w...	View
	2002 Nissan Altima 2.5L Trip data & Radio Controls VIN: 1N4AL11D42 This car came from auction, It has steering wheel controls for radio and trip modes. I can't get information on alldata on the system so I am hoping a someone can help. The steering wheel controls for the radio and the trip data on dash don't work, when I push...	View
	1991 Oldsmobile Cutlass Supreme 2.3L ing.spark from timin VIN: 1G3WH14D1M ing. spark coming from timing cover,by crank shehf damper	View
	1998 Oldsmobile Bravada 4.3L Not sure VIN: 1GHDT13W0W Customer stated that he had a belt squeel and his tensioner jumps on cold starts. . We checked all the pulleys and did not find any bearings that were bad. We did have a squeal when we spun the water pump so we replaced the pump. The belt was also bad and we r...	View
	1999 Oldsmobile Intrigue GL 3.5L tcc VIN: QWXF622322 ran tcc engage test with snap on convertor wont engage i have 12 volts to yellow wire to tcc release at 20way conn thursday will take side cover off to look for problem what is the most common failure is a solenoid or mechanical	View
	2001 Oldsmobile Aurora 4.0L Hesitation, Surge VIN: 1G3GS64C81 originally car was here for a loud gurgle type sound from right front area of dash when it rained. found it was a bad previous windshield install that trapped water along outside of windshield along right pillar. customer picked the car up and came right back ... Trouble codes: P1599 (stall or near stall detected)	View

Fixes & Summaries for All Makes and Models

	Fix/Summary	Answers
	2000 Audi A6 2.8L climate control panel VIN: WAUBH24B1Y OK, I'm not the one that fixed it, but it now fixed. The customer picked it up after I informed him I couldn't do the repair due to my inability to interface with the control head and advised him to take it to the dealer for analysis. I have been waiting to po...	3
	1993 BMW 325i 2.5L valve train VIN: WBACB4312P This car is fixed for now, if the head holds up. Most everyone suggested that the head be replaced but customer did not want to go that route. As most supected there was a valve clearance issue. After using a thicker gasket and using the proper tools to set ti...	9
	1993 BMW 318is 1.8L Airbag SRS VIN: WBABE5312P When I first read code I interpreted it as a power failure. I discovered after reading Alldata, followed by your help request, that the problem was 'supply line' to the drivers side airbag. I inserted the 1.8 ohm resistor to confrim that wiring and clock sprin...	4
	1969 Buick electra 455CID brake drums VIN: 4846179H29 thanks for all the replys and links #1 car buick owner elected not to repair or lets say replace the drums.He'll take his chances.#2 70 olds owner will get with soon??? to decide what he'll do.he has a very nice & clean California olds convertible.the lower ba...	15
	1990 Buick Century Custom 3.3L Hesitation, Cuts out, Stall Thanks for all the helpful replies. I had forgot to mention when I posted this request that I had unplugged the MAF and also checked TPS. Both were good. Due to some of the replies, the next thing I checked were the fuel injectors. The resistance of the inject...	19
	1994 Buick LeSabre Custom 3.8L Hesitation, Stall, MIL Lamp on VIN: IG4HR52L9R It took a lot of time on this car, but learned to have a lot of patience on this problem, Have checked the wires from the main loom to CPS and the ground wires under the module and coil. I suggested to the cust. another PCM but have to wait as his budget is ti...	21
	1997 Cadillac DeVille 4.6L codes VIN: 1G6KD54Y3V Noise was resonace from exhaust touching subframe on acceleration. required brake control module to correct 'magnasteer' code. thanks for replaies. Brian.	4
	1994 Chevrolet S10 Blazer 4.3L heater core VIN: 1GNT13W292 thanks everybody, I had 14 great replies, i took a bit from each one. flatrate called for 3.5 took me four, next one should be quicker. thanks again Dave	14
	1995 Chevrolet Camaro 3.4L cooling system VIN: 2G1FP22S6S Thank you! thank you! thank you! The problem was a broken head bolt, the way we figure, the head gasket would not leak untill combustion pressures would overcome the gasket in the head bolt area, so the leak down tests and block test showed no problems. from n...	14
	1994 Chrysler LHS 3.5L abs,hvac,trans VIN: 2C3HD56F7R Received replies noting problems with PCM, BCM and numerous grounds that may cause listed problems. Customer brought me PCM, TCM, & BCM from boneyard and problem was cured for about 30 seconds. Customer (used car lot) decided to call it quits. All problems cam...	11
	1996 Chrysler Town & Country LXi 3.8L low-reverse solenoid circuit VIN: 1C4GP64L6T Thanks so much for your time & help. Problem turned out to be an intermittent short in the low-reverse solenoid control circuit. The location of the short was close to the solenoid pack in the main harness where the harness was touching the trans case. It was ...	12
	2001 Chrysler PT Cruiser 2.4L timing belt VIN: 3C8FY4BB51 Ok this job is done. I had ten people write. I forgot to mention that this job was originally to do the water pump so that is what I went in there for and do the belt. So many said to do the water pump as they fail around 100,000 miles. Several suggested getti...	12
	2000 Dodge Ram 3500 5.9L power assist VIN: 3B6MC3664Y I guess I am gonna call this one a 'fix'...its been a couple of weeks with no problems. Not sure if the atf+4 fluid was the fix or if I just had a bad run of reman pumps. I think next time I will buy a pump from the dealer. thanks for your help.. Mike	7
	2000 Dodge Ram 1500 Laramie 3.9L Cooling Systems VIN: 1B7HC16X3Y im gonna call this one a fix havent heard back from my brother but he said he changed t stat and refilled cooling system all is good i suppose	4
	1991 Ford Thunderbird Super Coupe 3.8L Hesitation VIN: 1FAPP64R1M only had three replies to this one it seems that this is the forgotten hot rod. two replies said check plugged exhaust which we had done in the begining the other simply said check timing which we did and found it to be right on spec. However as i mentioned be...	4
	1993 Ford F-150 XL 5.8L rear brakes VIN: 1FTEX15H0P First off thanks to everyone who replied! Most of you said to look towards the Prop Valve, so I started hunting in that direction. I found the RABS Valve to be partialy blocked and Ohms reading not within spec's. I Replaced valve, bleed the system and all is w...	13
	1998 Ford Expedition Eddie Bauer 4.6L trans VIN: 1FMRU18W9W Fix on this vehicle was trans related. When we were taking trans out for rebuild we found Tailshaft Housing was loose. One bolt was broke off in trans case. When all assembled play wasn't noticed. There was some play in rear trans bushing and given the miles o...	6
	1999 Ford F-250 Super Duty Lariat 6.8L engine? VIN: 1FTNX21S3X Thank you to everyone who replied. I recieved some very insightful suggestions such as: verifying proper EGR, higher octane fuel, looping heater hoses, and checking for any dealer updates. With special thanks to Jim [...] who nailed it. The fix was to remove ...	10
	2000 Ford Taurus SE 4-Valve 3.0L MIL Lamp on VIN: 1FAFP56S1Y Thanks to all who responded. :) The Fuel Rail Pressure sensor is used for gasoline engines- and is used by PCM to monitor and control fuel pressure. Snap-on's trouble shooter note that says for CNG (natural gas engines)is wrong. Snap-on's vehicle specific ... Trouble codes: P0175 (rich bank 2), P0172.	9
	2000 Ford F-350 Super Duty Lariat 7.3L excessive smoke VIN: 1FTWX33F5Y My friend has not been able to get the truck back in for more tests. The customer is using it. Like i said the truck starts and runs fine except the heavy white smoke on cold start. I did pass along some information i obtained from the post. Check the glow plu...	7
	2000 Ford Taurus SE 2-Valve 3.0L Surge, MIL Lamp on VIN: 1FAFP5526Y well, it looks like the scanner software is to blame for the strange readings. Thanks to James for letting me know about that known concern. I've cleared codes, warned cust. not to run tank right to empty and in 1K of driving the light has not come back . Than... Trouble codes: P0191.	3
	2001 Ford Explorer Sport 4.0L Poor Idle Quality, Misfire VIN: 1FMYU70E61 Well i'm sorry,but this customer as of today 1-1-06 has not returned for repair.Alot of suggestions pointed to weak valve springs on these engines.One suggested disable fuel or spark one cyl at a time and see if the popping goes away.Hope this helps someone.Mi...	11
	2002 Ford Explorer XLS 4.0L No third (fourth?) VIN: 1FMZU72K12 Thank you to EVERYONE that replyed: Sherman; I dove in and found the dime! Not the solinoid body. Jerry and Bill; The bore(s) Looked very good as I posted, the bands looked new. I still do not know why I recieved the PCB Solinoid Code, what it turned out t...	12
	2002 Ford Windstar SE 3.8L Misfire, MIL Lamp on VIN: 2FMDA52442 Thanks to all who replied. I could of had this fixed earlyer but was not told that smoke (from the smoke machine)was coming from the oil fill along with the egr valve. I had put pressure on the cooling system which held, did a fuel pressure drop on the injecto... Trouble codes: P0306 (cylender 6 misfire), P0316 (misfire detected on start up).	14
	2003 Ford Expedition Eddie Bauer 4.6L Hesitation, Surge, Cuts out, Stall, Misfire, MIL Lamp on VIN: 1FMRU17W13 hello everyone. thanks to all replied. after reading many previous fixes, thanks to iatn, i was able to due some further diagnoses. i started unplugging the ignition coils one at a time and tring to rev the engine. when i unpluged no 4 coil the engine would re... Trouble codes: P0320, P0354, P0355, P0356, P0358.	9
	1997 Honda Accord SE 2.2L Poor Idle Quality, Stall, Misfire, MIL Lamp on VIN: 1HGCD5604V As many noted, the EGR will screw with this thing bad. As it turns out I had three problems all at once and all EGR related. The spring in the EGR valve was weak and wouldn't seat the pintle fully all the time, thanks Darryl. The EGR ports for runners 3 & 4 we... Trouble codes: 301 (Cyl. 1 misfire.), 302 (Cyl. 2 misfire.).	27
	1994 Infiniti Q45 4.5L No Start VIN: JNKNGO1D3R well ladies and gentlemen. Thank you for the responses. only putting in one inj., so i guess i will see the car next month. I know that we should be putting in all new inj., but oh well that's what the cust wants. thanks for the help everyone.	9
	1994 Jeep Grand Cherokee Laredo 5.2L long crank time VIN: 1J4GZ58Y5R customer took vehicle and will bring vehicle back at a later time	8
	2000 Jeep Cherokee Classic 4.0L convertor VIN: 1J4FN28S7Y finally had long talk with owner and this trans is also falling out of third gear, but his schedule won,t allow me to tear unit down myself. have lots of things to check thanks to replies when i do. will let everybody know what i find.	7
	2002 Jeep Grand Cherokee Overland 4.7L 3-4 shift VIN: 1J8GW68J72 we found that the friction plates inthe underdrive section were not properly set not enough clearance to be exact. thanks for the replies	5
	1999 Land Rover Range Rover HSE 4.6L Alarm System VIN: SALPV1443X After hours and hours of trying to clear the faults for whatever reason it just worked after a few hundred tries... The only thing that was found was that someone had used the wrong bolt to secure the possitive battery terminal, causing it to be very loose. Po...	10
	1989 Mazda B2600 2.6L Poor Fuel Economy, MIL Lamp on VIN: JM2UF4141K This vehicle is fixed- MIL light was actually on as a service interval indicator. Thanks to Alan and Wolf for their prompt and correct replies. This is my first help request on iATN, and the first two replies came in 7 minutes and 12 minutes after my post. Wha...	7
	1996 Mercedes-Benz E320 3.2L monitors VIN: WDBJF55F1T replaced thermostat - allowed cat and o2 monitors to run thanks!	2
	1998 Mercury Grand Marquis GS 4.6L Driver Door Module VIN: 2MEFM74W5W The customer took the car and is deciding on wether to have me order the module. I got differnt opinions of wether the key fobs can be programed to the module with out the use of an NGS or PDS, Aldata called for the factory tools to reprogram. The module will ...	6
	1994 Mitsubishi Mirage S 1.5L valves VIN: JA3EA26A2R Number #1 cylinder is on drivers side by timing belt and the firing order is 1342 with clockwise rotor.Dan [...] gave me the simplest way to adjust valves.Put #1 on tdc,compression stroke and adj #1 intake and exhaust,turn crank 1/2 turn(1/4 turn on cam)and...	9
	1999 Mitsubishi Montero Sport LS 3.0L MIL Lamp on VIN: JA4MT31H4X OK, finally fixed. Thanks for all the replies and especially Stephen from California about the o2 sensors. Now the problem with this vehicle was that we only had bank 2 (left bank) going lean under a full acceleration. The fuel supply was the first thing we ch... Trouble codes: P0173 (Fuel trim malfunction bank 2).	4
	1991 Nissan D21 3.0L engine VIN: 1N6HD12H2M The problem was the head gasket(s). The cam and rocker oil passages are right next to the valley. It appears that they were leaking when the oil was hot and thin. New head gaskets and all is well. I wrote in my help request (twice) that I had cleaned the entir...	5
	2000 Nissan Xterra SE 3.3L Engine VIN: 5N1ED28Y5Y Thank You all for taking the time to offer your suggestions. Some suggested pre detonation causing my noise, so I broke down and actually performed a compression test, even though the power balance test at idle passed, and there was no rough idle. Vacuum guage...	9
	2002 Oldsmobile Alero GL 2.2L gauges VIN: 1G3NL52F62 Had car sublet for vertronics scanner use, required cluster to be replaced and then bcm reprogram. thanks for responces. Brian.	3
	1993 Plymouth Acclaim 3.0L line VIN: 1P3XA4630P Recieved many good replies. Most related this is corrosion problem and that if fitting will not come lose with penetrating oil and cleaning out fitting with a pick, the fitting can be cut off and replaced with a replacement fitting such as NAPA #793-4926. Afte...	15

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