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Professional Automotive Repair Technical Discussions for January 11, 2016 International Automotive Technicians' Network (iATN) - Members Only |
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Open Help Requests for All Makes and Models
| Help Request | Answers | |
| 2000 BMW 323i 2.5L Poor Idle Quality, Cuts out, Misfire, MIL Lamp on VIN: WBAAM3349Y Hi BMW techs' Pulled BMW 104 (P1520) faulty exh. cam position sensor code on my IScanII. (Plus all 6 misfire codes pulled P0301-P0306 DME 240-246 I think) Pulled cam exh. sensor and sure enough it had cracked open and was missing the end piece. Replaced with ... Trouble codes: P1520, P300P |
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| 2004 BMW X3 2.5i 2.5L engine size VIN: WBXPA73414 Hi Techs, Question how to tell if we are working with a 2.5 or 3.0 liter motor. The engine we took out of the car is suppose to be a 2.5 according to the Vin. We do not not have the old block. It was removed prior to us getting the car. We are installing a mot... |
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| 2007 BMW 328i 3.0L Poor Idle Quality, Misfire VIN: WBAVA33597 Thanks in advance for any help on this BMW. the vehicle runs rough and has no power. It has misfire faults and valvetronic faults that are listed. We removed the valve cover to replace the eccentric shaft position sensor and found that the #2 cylinder intake r... Trouble codes: 29CC, 29CE, 29D0, 2A31, 2A47, 2A38 |
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| 2009 BMW 528i 3.0L No Start VIN: WBANU53599 BMW Experts please need your input on this 09 BMW 528i with 174k miles. Customer states vehicle will not start on cold days with 1st try, takes around 5 tries to get it running. Once started vehicle will be fine for the rest of the day. Will be a few days befo... Trouble codes: P13B0, P13B2 |
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| 2002 Buick LeSabre Custom 3.8L Misfire VIN: 1G4HP54K92 All tech please help, this car only misfire under load when in gear and accelerate or in gear above 1900 RPM. No missed at idle in gear or in "P" with 3000+ RPM. I back probe #6 injector and got signal from ECM when under load in gear and above 1900 RPM when i... Trouble codes: P0300 (Random Misfire), P0306 (Cylinder 6 misfire detected) |
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| 1960 Chevrolet C10 Pickup 3.8L distributor This last week end he was driving on the freeway when a noise was heard from he engine bell housing area. He continued driving until failure and then towed it home. I inspected it and found the after market distributor(Summit) had spun and lifted from the oil ... |
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| 2005 Chevrolet C5500 Kodiak C5V042 6.6L lack of acceleration VIN: 1GBE5V1205 When cold This vehicle accelerates good and idles fine except for light white smoke from tail pipe. When it goes into closed loop or reaches operating temp it still idles fine, But when you raise the idle in neutral it becomes billowing white smoke (it always ... |
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| 2002 Dodge Ram 1500 ST 5.9L Poor Idle Quality, Cuts out, Lacks Power VIN: 1D7HU18Z92 Sorry for the long post. Just bare with me. This trucks main issue is a lack of power at high RPMS. If you go full throttle, you have plenty of power up to about 4K RMPs. After that you can feel the horsepower steadily decline to the point where in second gear... |
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| 2008 Dodge Grand Caravan SXT 3.8L ABS module VIN: 2D8HN54PX8 Hello, I have a stumper here, I thought it was going to be cut-n-dry, but no such luck. Start the van and drive it, at @ 25mph the ABS lite comes on. C1073 ABS pump motor control circuit. OK, hit the trouble tree. Step one verify the code is current, check, go... |
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| 1994 Ford Ranger STX 4.0L Poor Idle Quality, Stall, Poor Fuel Economy, MIL Lamp on VIN: 1FTCR14X8R C/s vehicle is stalling at idle, has power loss. We test drove to duplicate and found the above codes including 181 & 189, lean bank 1 & bank 2. Replaced maf, better but still stalls when in closed loop. Runs ok, in open loop. Replaced both o2 sensors. -- once... Trouble codes: 157 (Maf below voltage), 171 (No switch 02 bank 1), 172 (Lean bank 1), 175 (Bank 2 unable to switch), 176 (Lean bank 2) |
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| 2006 Ford LCF C550 4.5L motor VIN: 3FRML55Z86 customer brought in the veh and had a ficm installed. had the ficm reprogrammed and still veh will not start. cranking there is low pressure and high pressure is good at 2500psi. installed test ipr still the same. was necessary to install starter due to excess... |
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| 2012 Ford F-350 Super Duty King Ranch 6.7L No Start VIN: 1FT8W3BT6C Truck lost power when driving down road then died.Has never started again. Installed injection pump because found metal shavings on fuel volume control valve. When key is cycled on the volume control doesn't buzz like it should. The volume control valve has po... Trouble codes: P2291 |
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| 2007 Jeep Grand Cherokee Limited 3.0L No Start VIN: 1J8HR58M57 First off thanks for reading!! I do not do much diesel work. Jeep came in no start. died on them driving down the road. they said a red lighting bolt flashed on the dash then lost power. Has no tuner in it. it is stock. Battery was basically dead so I charged ... Trouble codes: P0087 (Fuel Rail/System Pressure - Too Low) |
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| 2008 Land Rover Range Rover Sport HSE 4.4L heating system VIN: SALSF25428 Hello, I have this rover with the heat on the drivers side of the dash very weak passenger side is normal. we checked the stepper motor and it is functioning. we can manually move the blend door to full hot and cold. when we move it to hot, we can feel a mino... |
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| 2005 Mazda 3 S 2.3L Poor Idle Quality, Stall, Very Lean VIN: JM1BK32355 Hello Friends, Car has unstable idle, will occasionally stall. Seems to run well at cruise, suspected vacuum leak early in diagnosis. When not in Open Loop Fault idle fuel trim in excess of 25% STFT & 20% LTFT, at cruise 0-5% STFT & 20.4% LTFT. Front and rea... Trouble codes: P2177 (System Too Lean Off Idle B1), P2187 (System Too Lean at Idle B1), P2195 (AFR/O2 Sensor Excess Lean Signal B1S1), P0134 (HO2S11 Circuit No Activity Detected), P0304 (Cylinder 4 Misfire Detected) |
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| 2007 Mazda CX-7 Touring 2.3L MIL Lamp on VIN: JM3ER29347 The customer brought this in saying that it needed a catalytic converter. As I was looking the data on my scantool I noticed the heater on the downstream o2 sensor (B1S2)does not or isn't signaled to turn on until after the engine had reached normal operating ... Trouble codes: P0421 (Bank 1 warm up catalyst under limit), P0234 (Turbocharged engine overboost) |
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| 1989 Mercedes-Benz 300SE 3.0L Fuel Leak VIN: WDBCA24D2K Customer had complaint of fuel smell. Confirmed the smell and the location. The fuel "distributor" is leaking. It is NOT leaking from where the fuel distributor attaches to the air vane body. It is leaking from the fuel distributor between the upper and lower ... |
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| 2002 Mercedes-Benz E320 3.2L Abs, Esp, Bas VIN: WDBJH65J62 customer came is with ESP, BAS, and ABS lights on and indication in the driver info block to see service shop. Checked fuses, all good at that time, ran Mercedes checklist for code c1140 and c1504, all checked good. Installed new SAS with reservations, after ... |
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| 2003 Mercedes-Benz E320 3.2L Poor Idle Quality, Stall, Misfire VIN: WDBUF65JX3 First Off Thank You for taking time to reply to this Post. This vehicle has a history of " Malfunction Electrical Consumers Switched Off". Of course this is followed by a Dead Battery. The vehicle charging system is working fine according to our equipment. The... Trouble codes: P0303 (Misfire 3), P0306 (Misfire 6) |
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| 2003 Nissan Frontier 2.4L Charging VIN: 1N6DD26T53 Customer was driving down the road when all the warning lights came on the dash, the head lights went dim, and the truck lost power and was bucking and jerking. When the truck got to my shop the battery was dead so I replaced it. The alternator started chargin... |
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| 2003 Pontiac Bonneville SLE 3.8L MIL Lamp on VIN: 1G2HY54KX3 This Pontiac has a fuel trim reading of -13 long term fuel trim. Fuel pressure is normal with no leakdown and no leaking regulator. Fuel injectors flow test equally. Have installed known good O2 sensor and mass airflow sensor from similar vehicle with no chang... Trouble codes: P0172 (Fuel trim rich) |
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| 2008 Saturn Vue XE 2.4L Starter VIN: 3GSCL33P38 this vehicle has had a intermittant no start (starter will not engage) soliniod clicks only. we checked all connections and all circuits involving starting system for power and grounds and possible shorts. we have found that if you turn the key on and allow al... |
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| 2007 Suzuki Grand Vitara XSport 2.7L MIL Lamp on VIN: JS3TE94467 Hi everybody i am having hard time with this suzuki, check engine light is on for code p0174 sytem too lean b2, i checked intake for air leak with smoke machine found not leak, replace a/f sensor b2, still light come back then i replace mass air flow sensor an... Trouble codes: P0174 |
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| 2005 Toyota Tacoma 2.7L Cooling Systems VIN: 5TETX22N25 hi all,this truck is using coolant,about a quart a week according to customer.my question is if i have to pull the head,book time is 20 hrs!this includes pulling the timing cover and lower and sub oil pan.can you take the timing cover off without removing the ... |
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| 2010 Toyota RAV4 2.5L Right Front VIN: 2T3BF4DV2A This vehicle has us crazy for over a week now. Came in for a noise, found right front hub bearing. When our tech removed the axle nut it pulled threads off the outer joint. We're replacing the axleshaft. For over a week now have been unable to locate the corre... |
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| 2009 Volkswagen CC Luxury 2.0L MIL Lamp on VIN: WVWHL73C29 First I checked live data. Data block 41 showed no value for the B1S2 heater's resistance. The heater was not turning on either according to field 4. B1S1 showed 510 ohms with the heater off and dropped to 300 ohms when heater was on. B1S2 signal is stuck at .... Trouble codes: P0141 (heater circuit B1S2), P0140 (B1S2 no activity detected) |
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| 2007 Volvo S40 2.4i 2.4L MIL Lamp on VIN: YV1MS38277 Happy New Year everyone. I think I know where I'm headed with this but I figured I'd get some other opinions. This car came in with lean condition code setting MIL. No excessive vacuum in crankcase (checked with gauge on dipstick tube), smoke tested intake and... Trouble codes: P0171 (Bank 1 System Lean) |
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Fixes & Summaries for All Makes and Models
| Fix/Summary | Answers | |
| 2006 Acura MDX 3.5L engine VIN: 2HNYD18246 thanks for all the input, i chose to bore out engine .020,and re-assemble, checked cat converters closely (had no engine codes-blew thru them ,no debri).the front cylinders (bank 2) had piston scuffing .i did find debri from egr thru the manifold and this see... |
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| 2004 BMW 325xi 2.5L starter VIN: WBAEU33414 after checking replies was finally able to access data and found the key was bad and customer does not have another one sent to dealer to repair |
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| 2008 Cadillac CTS 3.6L Poor Idle Quality, Stall, Misfire, MIL Lamp on VIN: 1G6DF57748 ok.Got it. so what was happening was the oil pressure when hot was going below 10psi allowing the cam actuators to stick.It took a lot of driving with the scanner hooked up while monitoring the cam variance and oil pressure to catch it.thanks for all the insig... |
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| 2005 Chevrolet Express 2500 4.8L No Start, Hesitation, Stall VIN: 1GCGG25V15 I would like to thank each one that replied by name but that would take too long. It was the ground at the back of left head,it is a 12 gauge black wire that comes out of the large loom that runs down the left side of engine near bell housing,it had very littl... |
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| 2010 Chevrolet Silverado 1500 LT 5.3L All brake lights VIN: 1GCPKSE00A Thanks to all help and it was as we suspected all along to be 2 defective NAPA brake light switches. |
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| 2002 Chrysler PT Cruiser 2.4L no crank, towed in VIN: 3C4FY48B42 I found some wiring diagrams from alldata, then verified the appropriate wires were getting power and ground as the key was being switched on. I checked the ASD relay, the neutral safety switch and starter relay were in fact powering up. Then verified no signa... |
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| 1993 Ford Ranger STX 4.0L gear cannot change VIN: 1FTCR10X1P Thanks to all members, who shed the light on this one. I finally able to bleed the air by undone master cylinder and tilt the tip end up and inject fluid upward through slave bleeder. I actually saw the two air bubble pops out from the bottom of the reservoir.... |
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| 2007 Ford Edge SE 3.5L Controls VIN: 2FMDK36C37 Thank you again Ladies and Gentlemen. This one was interesting. It actually had two issues with it. The first one I fixed was what many of you suggested and that was a ground issue. I popped the hood and looked at the battery cables and they were full of corro... |
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| 2012 Ford Transit Connect XLT 2.0L door ajar chime VIN: NM0LS6BN1C First, thanks for the thoughtful replies.Upon looking at the wiring diagram for the "door ajar" light, I checked at the GEM module and found that the module was receiving a signal from the sliders(ground) saying that one or both were ajar.My assumption is that... |
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| 2002 Jaguar X-Type 2.5L transfer case VIN: SAJEA53D72 thanks for the replies. I didn't actually work on this our other tech did the job. He ended up not pulling the subframe. I personaly think he went about this the hard way and im going to guess he has a good deal of extra time wrapped up in it. He pulled the in... |
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| 2011 Kia Sportage LX 2.4L compressor electric control valve Hello, Friends, Happy New Year!! First, thank you for your posts. Finally repaired this one, learned a lot in this case. After making a deep investigation, found that the break light switch was the problem. KIA and Hyundai have a TSB about this issue. When t... |
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| 2005 Mercedes-Benz ML350 3.7L Lighting VIN: 4JGAB57E45 This car does not use a brake light switch on the pedal. The signal to ground the brake light suppression relay comes from terminal 23 of the ABS control module through a connector near the underhood fuse box to terminal 85 of the relay in the fuse box. The ... |
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| 2001 Mitsubishi Fuso FE FE639 3.9L abs VIN: JW6AAF1HX1 I obtained the info from Alldata library. The diagnostic connector is located behind the right lower dash, if you lower the windshield washer tank to the floor. The code definitions are also obtainable from them. Ground terminal No. 16 of MUT-II connector 1, ... |
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| 2005 Nissan Altima SE-R 3.5L Excessive Emissions, Poor Idle Quality, Misfire VIN: 1N4BL11D05 Hey guys, sorry for the late update. It ended up being an easy fix. The egr valve had gotten enough build up and got stuck slightly open causing misfires on all cylinders at idle. After replacing the valve, problem was gone. No more misfires. Thanks to everyon... Trouble codes: P0300 (Multiple cylinder misfire). |
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| 2007 Toyota Prius Touring 1.5L hybrid drive VIN: JTDKB20U27 Unfortunately, the customer decided to take his worn out hybrid home and turn it into a chicken coop. We will never know what ails it. |
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| 2008 Toyota Prius Touring 1.5L Battery VIN: JTDKB20U48 Thanks to all that replied. I replaced the battery as suggested and checked the ground connection on the battery cable end. There was mostly paint under the cable end at the body. Couldn't have been making good connection, so I ground off the paint and clea... |
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