Automotive Technicians Technical Discussion and Fixes for Jul 14, 2015

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	Help Request	Answers
	2005 BMW 325xi 2.5L Poor Idle Quality, Hesitation, Surge, Misfire, MIL Lamp on VIN: WBAEU33415 2005 bmw 325xi, has code p0014 exhaust cam shaft code. Replaced exhaust cam sensor, no change, replaced exhaust solenoid no change and replaced vanos seals no change. I let the car sit for a few weeks and just now getting back to it. A little history. Car came... Trouble codes: P0014 (Exhaust camshaft)	View
	2011 BMW 328i xDrive 3.0L Blower Motor VIN: WBAKF5C53B Customer came in with typical burnt final stage resistor and main resistor plug melted. Blower would work intermittent if you slap dash at glove box . Sold new OEM fsr and blower from BMW, installed new fsr and blower now i have no blower at any speed and no m...	View
	1995 Chevrolet Lumina LS 3.1L Intermittent no start VIN: 2G1WN52M7S This car ran great then just wouldn't start one day. It sat for a couple of weeks then it started and ran great for a week. He went out and moved the car in the driveway and the next time he tried it, it wouldn't start. The car will start intermittently now ...	View
	2005 Chevrolet Equinox LT 3.4L No Start VIN: 2CNDL63F65 After the headgaskets were replaced , the car would die now and then , it would try to restart but it just would not stay running. We also took note the dash warning lights were very dim, After going over the system for power and grounds we stopped and only lo...	View
	2003 Dodge Ram 2500 5.9L speedometer VIN: 3D7KU28C53 hi the truck came in with the speedometer needle jumping but it's intermittent. i have clean all the ground and the problem was gone. A mounth later it start again, i checked the wiring from the rear speedsensor to the abs it,s good.Then i checked the wiring f...	View
	2007 Dodge Ram 1500 ST 4.7L Poor Idle Quality, Misfire VIN: 1D7HA18P57 Have a 2007 ram that pops in the intake at idle and feels like a miss. Scoped all coils and they look similar, scoped the map sensor and acts like it should, scoped the tps sensor and it also acts like it should. replaced tps just as a guess. no fix	View
	2011 Dodge Caliber Mainstreet 2.0L No Start VIN: 1B3CB3HA9B Attempt to re-flash ECM per TSB. 18-017-12, for a long cranking condition. During the flashing process something goofed and cause the ECM to lose the vehicle vin number. I have attempted to re-flash the ECM now and have no luck. I am getting an error code 115 ...	View
	1998 Ford E-250 Econoline XL 5.4L Starting VIN: 1FTPS24LXW Need help Ford guys. This truck was towed in because of a shift tube problem. I removed the ignition lock cylinder & column covers & found one collar snapped in two. I lowered the column to gain access. I replaced the bushings & both shift tube collars. Reasse...	View
	2005 Ford E-350 Club Wagon Chateau 5.4L Battery VIN: 1FBNE31L45 First thank you for taking time to read this. This is a strange one. Customer states that this vehicle will be fine for a long period of time. Then Door locks will start locking and unlocking while driving, the gauges go dead and the vehicle will die after com...	View
	2005 Ford F-150 XL 4.2L Fuel gauge VIN: 1FTRF12215 Need to know if ecm is bad or is there other known wiring issues that we are missing.	View
	2007 GMC Canyon SLT 3.7L thermostat VIN: 1GTCS13E87 temperature keeps at [...] ,looks like some is trapped on cooling system,when I removed hoses from heater coolant flows whitout problems ,so that's why I discard the water pump ,but definely I missing something, any one saw something similar.thanks guys	View
	1995 Honda Accord EX 2.2L Misfire VIN: 1HGCD5661S This one is really getting my goat, this Accord will run fine until light load between 1700-2100rpm it starts skipping. Does it in any gear or stopped and loaded up to @2k rpms Comes right out of it with any throttle change. Tried all the usual suspects full i...	View
	1998 Honda Accord LX 2.3L Excessive Emissions, Poor Idle Quality, Hesitation, Stall, MIL Lamp on VIN: 1HGCG5644W Car has p0108 map code, rough idle, will not accelerate, co and hc sky high. Replaced map sensor with no change. Verified vacuum to map, checked internal timing, and adjusted valves. I dont think ive ever replaced a honda pcm. Is this a problem on the 98 accor... Trouble codes: P0108 (Map sensor)	View
	2003 Honda Accord EX 2.4L vvt VIN: JHMCM56653 After re assembly test drive got a p2646 and p0011 found a plugged screen. Replaced the screen re test drove and got same codes back, plus a p2649 and p0341. re checked timing marks and are still on. though the intake cam moves(i.e. not in a locked position). ...	View
	2008 Honda Civic LX 1.8L compressor VIN: 1HGFA16548 The car has no ac operation.Moved relays around first no help.Has power and ground to the compressor.I would say the compressors/clutchs are bad on both cars.This would be the second Honda Civic in two weeks to come in for the same problem.The first was a 2007...	View
	2008 Honda Civic EX 1.8L Ac Compressor VIN: 1HGFA16868 No compressor engagement due to no ground coming from ECM to ac relay. If relay grounded comressor comes on. At this point of time freon evacuated and reinstalled with proper amount no leaks and switches which include thermo compressor sensor and highside prea...	View
	2005 Hyundai Accent GLS 1.6L Cooling Systems VIN: KMHCG35CX5 changed due to high miles. this is the second engine only has 63000 miles on it. have changed thermosate 3 times. warter pump. new radiator all hoses. two new cooling fans. car will run all day at idle and be fine. this customer is a mail carrier. she flys fro...	View
	2006 Jaguar XJ8 4.2L wiper switch VIN: SAJWA79B56 this is a strange one. car runs fine. wiper blades start to creep up by themselves and when you move the switch to shut them off/ or start them, the car shuts off. turn the wipers off and it starts up again. move the switch, kills it. Any info or insight is ap...	View
	2010 Jeep Patriot Sport 2.0L No Start VIN: 1J4NT1GA9A Hello everyone and thanks for the help with this one. I have this 2010 Jeep Patriot that has been passed around to a couple shops, including a Jeep dealer for problems. The problem first started as the dash warning lights flashing on on the vehicle and loss of...	View
	2003 Kia Sedona EX 3.5L Stall VIN: KNDUP13103 so i have this sedona in the shop and what happens and not all the time is when you come to a stop the motor stall but will start right back up. there is no codes and i check fuel pressure its within speck and maf and tps are functioning properly. also some ti...	View
	2009 Kia Rio LX 1.6L No Start VIN: KNADE22339 Intermittent no start with no voltage at camshaft position sensor [...] wire. Preformed flow chart. Check main relay, camshaft position sensor and fuse.All check good. Last check in ProDemand diagnosis is substitute with known good ECM/PCM. At $974.84 has anyo... Trouble codes: P0560 (Main Relay), P0561 (System Voltage), P0343 (Camshaft Position Sensor)	View
	2002 Lexus ES300 3.0L MIL Lamp on VIN: JTHBF30G62 Hello fellow techs. Thanks in advance for your help with this one. I am a gm tech but our parts manager has a 02 lexus es300. It had p0430 and p0430 and he needed to get it inspected. We ordered the catalytic converters from Lexus and they came in Saturday. On... Trouble codes: P0300, P0301, P0303, P0305	View
	1996 Lincoln Continental Anniversary 4.6L Temp VIN: 1LNLM97V4T Hey everyone figured this would be an easy one, no such luck. As stated blend door motor was making noise so we replaced it and did the reset but pulling positive battery cable for 30 seconds. What happens now is that without touching the HVAC controls the ble...	View
	2000 Lincoln Continental 4.6L No Start VIN: 1LNHM97V5Y This car fails to start, with no injector pulse. There is no indication of a problem with the security system. Good communication with the instrument cluster and PCM. IT WILL RUN ON STARTING FLUID! There is power to the injectors, but no waveform on the scope.... Trouble codes: U1051	View
	1998 Mercedes-Benz ML320 3.2L Unknown VIN: 4JGAB54E8W Does anyone know if you can disable the key warning beeping? Owner just wants to disable the speaker instead of fixing why it won't quit beeping. If so, where is it located. Sounds like it may be in the instrument panel to me. Thanks for any help.	View
	2002 Mercedes-Benz ML500 5.0L suction fan cooling fan VIN: 4JGAB75E82 we replace radiator and ck cooling fan was working good until we turn on the ac system radiator fan should come on with ac on but only comes on when first turn on ac at higfh speed for 20 scnds and the shut off and will not come back on even with the engine ru...	View
	2011 Mini Cooper Countryman S ALL4 1.6L Cuts out, Misfire, MIL Lamp on VIN: WMWZC5C55B On cold start up the Mini runs great. Plenty of power. When vehicle warms up, under a load, can feel a distinctive engine misfire, and lack of power on acceleration. This issue has slowly progressed to this point. Have been unable to locate any significant inf... Trouble codes: P0300, P0301, P0302, 3786 (aux. water pump faults)	View
	2002 Nissan Altima 2.5L low power VIN: 1N4AL11D52 Well guys, this car came to the shop to check a low power on acceleration, like when you entering the freeway, you can floor the throttle and still it feels like no power, so I decide to check the volumetric efficiency with very unusual results, the mass airfl...	View
	2008 Nissan Sentra SL 2.0L starter, fuel pump VIN: 3N1AB61E48 Hi. Really strong problem here. Intermitent no crank. But Here is the surprising part of the problem: The problem always occurs in the same order. The vehicle will not crank until you remove the key and try again. When retries, it cranks, but no start because ...	View
	2010 Nissan Titan LE 5.6L No Start VIN: 1N6AA0EK6A Hello to all, I have this Titan in my shop in Mexico that was towed from another shop. No history other than it would not start. Scanned, no communication from PCM. All powers and grounds good, installed used PCM. Has communication and of course has set the lo... Trouble codes: P1610 (p1612-), P1612	View
	2007 Pontiac G6 2.4L Vents VIN: 1G2ZF58B47 Started out No A/C Replaced compressor ,H valve,and orifice Flushed system Now have perfect A/C Low side 35 High Side 155 My problem is 58 Deg. on Pass Side 80 Deg on Driver side this is single Blend door system Manuel A/C control Im Thinking Problem inside Bo...	View
	2003 Saab 9-3 Vector 2.0L Hesitation, Stall VIN: YS3FF49Y93 This car came in with heating problem, customer say he got his CATS replaced and after that the car started overheating, I checked the fans where not working but the power supply was fine, hooked on the scan tool and found the codes as mentioned ,when you clea... Trouble codes: P0606 (Control unit internal fault), P2122 (Pedal position sensor circuit), P0411 (Secondary air injection system incorrect airflow), P0691 (Cooling fan 1 control circuit open), P1312 (Ionization siganal implausible sooted sparkplugs)	View
	1997 Subaru Legacy Outback 2.5L Cooling Systems VIN: 4S3BG6855V This is my personal buggy, and I do like it. High miles, but little rust, newish tires and brand new engine back exhaust to mention that I've some money in the thing. Sooo, last time I never found a smoking gun, but it has been fine for 2 years until this week...	View
	2001 Volkswagen Passat GLS 1.8L No Start VIN: WVWAC63B71 hello all - have this passat that i would like some feedback help. it came in as a no start - no injector pulse, no spark. have voltage to injectors while cranking. no signal trigger - have voltage to coil while cranking - no fire signal. i do have cranking rp...	View

Fixes & Summaries for All Makes and Models

	Fix/Summary	Answers
	2005 BMW X3 3.0i 3.0L Servodrives VIN: WBXPA93485 Guys, thanks for your help. Victor, I don't know what really do the battery reset procedure, but it works. Problem solved. Regards.	2
	2007 Chevrolet Tahoe LTZ 5.3L compressor VIN: 1GNFK13037 thanks for your efforts After too many hours we tried programming the HVAC module . That eliminated the B0158 code, however the scanner still read ambient 15 deg.f. . It did change the A/C request permission "granted" and now everything is fine. Thanks Again ...	11
	2007 Chevrolet Silverado 2500 HD WT 6.6L Poor Idle Quality, Hesitation, Misfire, MIL Lamp on, poor/no throttle res VIN: 1GCHK24677 Lots of good tips and THANKS to all who offered help. I should have paid attention to a code P0606--PCM fault. My thing is that multiple contradicting codes also have to be a sign of bad ECM. I installed a new programed one -purchased from killerbee performanc...	13
	2002 Dodge Durango Sport 4.7L Lighting And Wiper VIN: 1B4HS38NX2 CLOSED: FIXED CTU Brand new... Yes It needed to be "Set Up" or programmed (terminology ???) Ed was on the money that trying to use a used unit could corrupt the PCM however since this vehicle did not have anti theft there was a possibility that the only i...	5
	2002 Dodge Ram 1500 ST 4.7L no power up hills VIN: 3D7HA18N92 Turned out to be the fuel pump! After 3 hours of running at 2000 rpm pressure dropped from 50psi to 44psi. specs is 50psi. I imagine that after the 5 hour drive to L.A. it was down to 40 or less which is why it struggled up the Grapevine! Thanks guys!	16
	1999 Ford F53 6.8L Misfire VIN: 3FCNF53S0X Well between contaminated fuel, some seafoam, 8 new coils, and 8 new spark plugs- all seems good- drove from NY to NH in 85 degress weather and ran like a top- one or more of the coils must have shorted out and the computer could not pick up which ones. Thanks... Trouble codes: P0300.	8
	2002 Ford F-150 King Ranch 4.6L Excessive Emissions, Poor Idle Quality, Hesitation, Surge, Cuts out, Misfire, Poor Fuel Economy VIN: 1FTRX18W92 Long story short. The low power was caused by another bad coil (not the new one). It was strong enough to keep from showing misfires but weak enough to cause low power on heavy accel. Found it by doing an RPM drop test killing one cylinder at a time. Replaced ...	9
	2004 Ford Thunderbird 3.9L Rear Electronic Module VIN: 1FAHP60A34 Apparently the FEM and REM were not causing the problem but reacting to it. After posting this request I found that the modules went to sleep and the drain was less than 20 mA after about 45 minutes, with everything plugged in. I recall that at first I was he...	6
	2006 Ford F-150 XLT 4.6L p0731 VIN: 1FTRF12WX6 Thanks to everyone who replied. after inspecting the harness for pinched wires, and looking over every possible thing i could have caused. This was a previous issue that had nothing to do with us. I explained this to the customer and he didnt want to pursue th...	14
	2007 Ford Fusion SE 3.0L limp mode VIN: 3FAHP01187 Very intermittent P0976 shift solenoid b circuit, cleared code and takes about 50 miles of driving to set. dyno tested shift solenoid and load tested wires, tested good. Replaced tcm and vehicles been gone for 2 months. No re-flash was necessary for tis fix.	None
	2006 Jaguar Vanden Plas 4.2L low beam lights VIN: SAJWA82B76 tested front electronic control module found that module was not sending ground to head light rely replaced module head lights work as they should.	5
	2004 Jeep Grand Cherokee Laredo 4.0L MIL Lamp on VIN: 1J4GW48S44 THANK ALL OF U GUYS THE DEALER CRANK SENSOR FIX THE TRUCK NO MORE CODES THANK U GUYS AGAIN	21
	2012 Jeep Wrangler Sport 3.6L Misfire Thanks to every one who responded. Took the vehicle to dealership to be repaired under warranty/campain Trouble codes: P0304 (cylinder 4 misfire detected).	14
	2010 Kia Soul Sport 2.0L Air bag VIN: KNDJT2A27A Good afternoon techs, Customer purchased an extended warrantee and wants to wait until it becomes active. So, I will not be fixing this vehicle. Jimmy from Georgia suggested to check for loose grounds around the impact area. I found none. Cory, a master Kia te...	3
	2005 Mazda 3 S 2.3L compressor VIN: JM1BK34355 Well we will call this one fixed. I noticed while driving and monitoring a/c request, clutch was kicking off every 10 sec. and coming back on with cruise set at 60 mph, at 2200 rpm.charge was full, so i replaced expansion valve, and evap temp sensor. all is go...	10
	1995 Porsche 911 Carrera 3.6L Poor Idle Quality VIN: WP0AA2990S thanks for the replies,a simple and basic repair really. there is not any adapting etc.after installing new idle motor.Found out from dealer that car may be qualified for an engine wiring harness update,sent dealer vin and it was already updated.back to ...	7
	1996 Toyota Celica GT 2.2L Shakes At Idle VIN: JT5FG02T4T REPLACED AFTERMARKET MOUNTS WITH FACTORY MOUNTS AND IT SOLVED OUR PROBLEMS. THANKS EVERYONE FOR YOUR HELP..	11

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