Automotive Technicians Technical Discussion and Fixes for May 5, 2014

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	Help Request	Answers
	2003 Acura MDX 3.5L Torque Conv VIN: 2HNYD18203 Hi everyone, i am fighting with this one for a while now. Cust came in with truck slipping bet 2nd and 3rd. So we had some one bench the trans for us that we had successfully used many times before. After rebuild the trans up-shifts perfect, but when slowing d...	View
	2006 Audi A4 2.0L abs module VIN: WAUDF78E76 Ok she is back,last Christmas we replaced the abs module with a used/refurbished unit from BBA,Other one according to them was damaged beyond repair.So not expecting this did not think to write down the coding before we sent it off.I have the following codes E...	View
	2007 BMW 525i 3.0L trunk operation Replace trunk latch due to hard to close and open. Works/ opens/closes perfectly using key but not with remote or release switch under dash. Cannot find a main trunklid switch.Is vehicle in valet mode? Is there a module that needs programming or reset? Thanks ...	View
	2005 Buick LeSabre Custom 3.8L torque convertor VIN: 1G4HP52K15 Alright guys this car came in with the original complaint of customer notices a harsh shift into 1st gear. Scanned for codes and found P1811 max adapt and long shift. This diagnosis led to replacement of trans. Customer took over the weekend and returned wit a...	View
	2003 Cadillac CTS Luxury 3.2L Charge Port VIN: 1GD6M57N53 Evacuate held good,recharged and also was good.went to takin charge line off and started sprayin.put back on,took low side off and also sprayed.never had both do it.sucked freon out and looked and to my surprise both cores are gone.anybody ever seen this?and r...	View
	1999 Chevrolet Tahoe LS 5.7L MIL Lamp on, Intermtnt hard start VIN: 1GNEK13RXX Check engine light comes on with codes p0172 and p0175. Intermittent hard to start cold. Fuel injection unit updated to mpi about 6 months ago to correct rich codes. Customer does not drive truck much, but cel came on last week, only 1300 miles since repair. T... Trouble codes: P0172, P0175	View
	2003 Chevrolet Impala 3.4L Lighting VIN: 2G1WF52E23 Car came in with an intermittant check engine light and a solid service vehicle soon message on the cluster. Pulled a code p1811 and p1189. Pulled trans and had repaired and put a new oil pressure switch in. Came back a week later with service vehicle soon lig...	View
	2005 Chevrolet Impala 3.8L engine VIN: 2G1WF55K65 We have tried everything on this car. Obviously tried two different coils (both cylinders are on the same one), two different ignition modules, two crank sensors, two harmonic balancers. Still miss under load. Please help, guys!	View
	2007 Chevrolet Suburban 2500 LT 6.0L no commuication VIN: 3GNGK26K67 oil guage not working, shows 0 and low tire light on but i have no communication to the inst. cluster,or tpms modules,I can comm. with pcm,abs,found that i can't comm. with any modules on the low serial data circut, so scoped the pin 1 dlc circuit to the low s... Trouble codes: P0522	View
	2009 Chevrolet Cobalt LT 2.2L Excessive Emissions, No Start, Poor Idle Quality, Surge, Stall, MIL Lamp on VIN: 1G1AT58H39 Help me please. Car is very hard to start and will not idle on its own. Exhaust smells very bad when you can get it to run. It runs like exhaust cam is out of time. The ecm is commanding solenoid but the Exhaust cmp angle data reads 0 all the time. I have good... Trouble codes: P0014, P0106 (MAP pressure circuit out of range)	View
	2001 Chrysler Sebring LXi 2.7L No Start VIN: 1C3EL55U91 This engine is the devil. We received this car not running. Customer had serviced the headgaskets himself, and mistimed the engine, bending valves. We removed heads, sent to machine shop for 6 new valves, valve job, resurface the awful belt sanded finish. Also...	View
	2004 Chrysler PT Cruiser Touring 2.4L Hesitation VIN: 3C4FY58B74 I scope the cam and the crank sensors to compare the waveform, and the cam sensor waveform is losing ground when hot. So I took a sample of the org 5 volt signal wire (OK no dropouts) and yellow/tan signal wire and ground black and blue wire and signal mirrors... Trouble codes: P0344 (Cam sensor)	View
	2004 Chrysler Crossfire 3.2L MIL Lamp on VIN: 1C3AN69L24 I am opening this help request to try to gain some information on where to get parts on this car and to see if anyone has seen these problems before. My main concern at this time is the P0221 T-Body code. This one will put the car in limp mode. So far it showe... Trouble codes: P0325, P0102 (Knock Sensor), P0221 (Throttle Body)	View
	2006 Chrysler 300 Touring 3.5L Steering VIN: 2C3KK53G66 Hi guys I have this car that has been all over town for noises in the front end. I believe she has three different problems besides the engine being loud. The first thing that I noticed was a bang when shifted in and out of gears and on downshifts when driving...	View
	1998 Dodge Intrepid ES 3.2L Starter, Fuel system VIN: 2B3HD56J8W Need help from the Chrysler experts. Customer brought in this low mileage Intrepid and asked me to install his own rebuilt PCM because he was told that was what was keeping his engine from running. symptoms were a start then die a second or two later. sounded ...	View
	2001 Dodge Intrepid SE 2.7L Valvetrain VIN: 2B3HD46R11 Did a cylinder head valve job due to right bank camshaft chain (small) broke. After installing head and verifying timing chain set up, right bank blows compression out through intake. Double checked timing chain kit parts, chain timing, and oil priming of sy...	View
	2001 Ford F-350 Super Duty Lariat 7.3L Drive VIN: 1FTSW31F81 Greetings Techs. I wanted to throw this out due to the intermittent state of failure. It will not go into Drive at times. It has been doing this for months. Other times, shifts very normal. Once you get it to engage you can drive it indefinitely. At first, at ...	View
	2004 Ford Taurus SES 3.0L MIL Lamp on VIN: 1FAFP55S44 Car belongs to a family friend. can command valve on with scan tool. smoke checked and found very slight leak at canister vent valve on right rear with the carbon canister. disconnect the valve and put an incandescent test light in the circuit, it lights brigh... Trouble codes: P0446 (Evap Emission control system vent control circut)	View
	2010 Ford F-150 STX 4.6L Cuts out, Stall, MIL Lamp on VIN: 1FTEX1C89A Greetings ladies and gentlemen: Aprox. 2 months ago this vehicle was in to see if it can be fixed, The customer's concern at that time is that the vehicle intermittently dies. It will fault on average once a month. When it does fault it is coming to a stop or... Trouble codes: P1450 (unable to bleed up fuel tank vacuum), P2196 (O2 sensor biased/stuck rich)	View
	2012 Ford Focus SE 2.0L No Start VIN: 1FAHP3F29C The symptoms are as follows, vehicle will not accelerate. Check engine light and shift indicator will start to flash. The idle will also get rough, but doesn't feel like a single misfire. If vehicle is turned off it will not crank over for about 10-20 minutes.... Trouble codes: P0850 (Park neutral switch input), P0607 (Control module performance), P06B8, P0884 (TCM power input intermittent), P087E	View
	2001 GMC Savana 2500 5.0L Ebcm VIN: 1GTFG25M21 Unable to determine if I have a comm issue with EBCM. I can scan and get data from EBCM with scan tool but a module scan does not show EBCM on module list. also unable to clear rear speed sensor codes from module.. EBCM has two data lines Circuit 1807 to pin 2...	View
	2007 GMC Yukon XL 1500 SLE 5.3L MIL/Stabilitrak VIN: 1GKFK16397 Hello to all; Got this GMC that came in with what seemed to be a straight forward issue. It had a P0300 code and once during diag it popped a P0305 code. Looked at the plugs they seem to be the original ones and did not look to good. Replaced them, but still h...	View
	2003 Honda Civic EX 1.7L drl lights VIN: 2HGES15483 hello to all, i currently have a 2003 civic that is driving us crazy. vehicle came in with no highbeams and no drl lights. all bulbs check out ok.we diagnosed faulty drl module. replaced this and we stared blowing the #3 10amp fuse located in the under dash f...	View
	2003 Honda Odyssey LX 3.5L timing VIN: 5FNRL18563 Replace timing belt 1/22/13 at 97778. Timing belt jumped 1 year later and only 3k later. Replaced belt tensioner belt pulleys 1/24/14 107083 This Honda is back with a jumped timing belt 5/5/2014 roughly four months later and only 500 miles. Yes this is an old...	View
	2003 Honda Accord LX 2.4L radio and hvac VIN: 1HGCM56423 hi all, thanx for any help on this one. it is my sisters car and she asked me about the illumination of the radio and the hvac buttons. she told me that most of the time they dont come on when the headlights are turned on. but she noticed on a long trip that t...	View
	2004 Honda Civic GX 1.7L Surge, Misfire VIN: 1HGEN26524 This is a car that is giving me very bad problems. it idles well but under a load at any temperature, it will start to misfire. it will throw all of the codes mentioned and do it within 1/4 mile. We adjusted the valves. no difference. ran an in cylinder compre... Trouble codes: P0300 (Multiple cyl misfire), P0301 (Cyl 1 misfire), P0302 (2 misfire), P0303 (3 misfire), P0304 (4 misfire)	View
	2005 Honda Odyssey EX 3.5L engine mount control module VIN: 5FNRL38755 group, The van came in for a MIL and vibration at 60MPH. I pulled this code: DTC P16C4: Engine Mount Actuator Control Power Circuit Stuck OFF I then did this: Inspect the No.8 ACM (10 A ) fuse in the auxiliary under-hood fuse box. Fuse is OK. Next step: Remo...	View
	2002 Hyundai XG350 3.5L Accessories VIN: KMHFU45E92 Evening Techs, car was brought to us with complaint that the battery kept going dead,found a 100 milli amp draw on the system.when I pulled the fuse in the under hood fuse box that was marked power fuse, it went away. looking at diagram it controls #4ETS relay...	View
	2003 Kia Rio Cinco 1.6L rf corner near strut VIN: KNADC165X3 This vehicle has been killing me for months. I bought it with a snapped timing belt, ended up replacing the engine, and then had to do a head gasket. Once i finally got it running I drove it for a couple of weeks with no problems and sold it. The customer brou...	View
	2008 Lexus GX470 4.7L No Start, MIL Lamp on VIN: JTJBT20X38 Vehicle towed in cut off and will not restart. Vehicle has a code p1340 for cam shaft position sensor left hand side. Checked 5v ref from ecm it was good. Inspected left hand cam gear for damage to teeth and reluctor no problem found. Installed a new cam senso... Trouble codes: P1340	View
	2005 Mercedes-Benz CLK320 3.2L Misfire VIN: WDBTK65J95 car started cold replaced crank sensor test drive. confirmed crank sensor fixed no start issue. proceeded to egr traced to bad vacuum tranducer replaced egr tranducer assembly test new one with snap on egr acuation on verus. no click at tranducer test power at... Trouble codes: P0300, P0301, P0303, P0304	View
	2006 Mercedes-Benz CLK350 3.5L MIL Lamp on VIN: WDBTJ56J16 This car had codes P2237 Right side O2 before cat voltage too high,P2240 Left O2 sensor before cat voltage too high. I replaced Maf sensor then code P2240 came back after test drive. then I replaced both front O2 sensors, smoke tested found no leaks. Looks lik... Trouble codes: P2240 (Left o2 sensor before cat. Voltage too high)	View
	2010 Mercedes-Benz GL550 5.5L Abs Module VIN: 4JGBF8GE3A I have this 2010 MB GL550 with an abs code 5966 which is for the abs unit but I can't get any information for this code how to check it. I have alldata and [...] which they don't have any information about the abs system from here I'm lost. My question is ...	View
	2008 Mini Cooper 1.6L MIL Lamp on VIN: WMWML33508 Did a motor swap on this mini the original motor was melted valve cover melted around cams motor not turning . swap went fine car runs fine have a p0015 code alldata has nothing not even a def. tried swapping over cam sensors because of info found on google I ... Trouble codes: P0015	View
	2001 Nissan Maxima GLE 3.0L No Start VIN: JN1CA31AX1 One for you Asian afficianodos. Got this 01 Maxima that had the clutch replaced. Vin says it is auto trans but this is a manual. After clutch replacement, started experiencing extended crank. Checked on Identifix and and found cases of pos crank sensor being e...	View
	2002 Nissan Sentra GXE 1.8L No Start, no injector pulse VIN: 3N1CB51D22 first off, this my 1st time asking for help so please bear with me..i have only offered help to my fellow techs.and read what things others are dealing with. i know all about cam/crank sensor recall. was done at dealer 2004. tried new cam sensor any way. no ch...	View
	2006 Pontiac Grand Prix 3.8L MIL Lamp on VIN: 2G2WP58256 After driving 50 miles to set OBDII monitors mil is back on with same P0446. Cat conv not ready all other monitors included evap are ready. No TSB. cannot determined the cause. need help. Thanks. Trouble codes: P0446 (Evap Control Vent Malfunction)	View
	2005 Saab 9-3 Aero 2.0L No Start VIN: YS3FH79Y65 Hello, sometimes you should stop while your ahead. This convertible Saab came in with the top inop. t/s inop., the shift lock would release one time if you started with your foot on the brake pedal, after that one shot you would have to recycle the key and do ...	View
	2000 Toyota Echo 1.5L egine VIN: JTDBT1237Y working on 2000 toyota echo .Engine light on .codes p0301 p0304 missfire cyl 1 and 4. first off check for spark and fuel. sent out injectors to b cleaned and tested . replaced #1 injector and cleaned the rest. test drove ok. 1 week later car came back with sam...	View
	2001 Toyota Tacoma DLX 3.4L A/C control VIN: 5TEWN72N01 This is my own truck. The a/c cooling has become intermittent. When it works, it works like new. When it doesn't, the "a/c" indicator light goes out and the fan begins to blow hot air. Eventually, it comes back on, for various lengths of time, cools some more ...	View
	2007 Toyota Avalon XLS 3.5L Servo Motor VIN: 4T1BK36B07 Hey Fellow Techs. This Avalon Has no mode control. Ck codes B1443 Air Outlet Damper control servo motor circuit. Clear codes and re ck code comes right back and can visually see no servo motor movement. Replaced servo motor assembly which also comes with passe...	View
	2011 Toyota Camry SE 2.5L MIL Lamp on VIN: 4T4BF3EK6B Hello every one ok this car came to my shop for check engine light on for code P0017 crankshaft postion, camshaft positon correlation (B1 Sensor "B") and P0014 Camshaft postion "B" timing over advanced or system performance b1. wen I check this car i found tha... Trouble codes: P0017 (Crankshaft positon- camshaft position correlation bank 1 sensor B), P0014 (Camshaft positon B timing over advanced or system performance b 1)	View
	2005 Volkswagen Touareg 3.2L Mechanical VIN: WVGZG77L45 2005 Volkswagen Touareg (103,000 miles) 3.2 L / 6 cyl / GAS / Naturally Aspirated / DOHC 6-speed Automatic Transmission (Electronic) CAME IN WITH ENGINE LIGHT ON & SKIPPING PROBLEMS, CUSTOMER STATES THAT VEHICLE STARTS TO SKIPS NOT LONG AFTER SHE BUT GAS INTO...	View
	2006 Volkswagen Passat 2.0T 2.0L No Start VIN: WVWEK93C86 Hi, to all you techs. This car towed in with no battery power at all. (5.3volts) even key was stock in housing due to low voltage , total of 44 code stored in ecm which all were due to low voltage. Install new battery, check the basic fuel pressure 51 psi, ig...	View

Fixes & Summaries for All Makes and Models

	Fix/Summary	Answers
	2010 BMW 528i 3.0L wiper motor VIN: WBANV5C50A Grateful for both replies.Customer advised replace motor assembly which is dealer stocked.Customer states he will"be back".Apparently not until it rains again!	2
	2001 Buick LeSabre Custom 3.8L Excessive Emissions, No Start, Cuts out, Stall, VIN: 1G4HP54K81 Many thanks to all that helped with this troublesome night mare. In a nut shell: coils and crank sensor. In more detail...: (deep breath...) I found that when measuring the resistance between coil towers on each coil one of them was out of limits. It stil... Trouble codes: P0135 (O2 sensor B1S1), P0440 (Evap), P1351 (Ignition Coil I may have caused this code), P1374 (3x reference circuit problem).	14
	1994 Chevrolet K1500 Cheyenne 5.7L No Start, Poor Idle Quality, Surge, Stall, Misfire VIN: 1GCEK14K5R First off I must thank you guys for the help. Resoundingly you said it was a fuel volume issue and you were correct. I pulled the fuel pump expecting to find the talked about rubber hose rotted away but I did not find that. The rubber hose was actually in grea... Trouble codes: 21 (Tps out of range), 23, 25 (Iat sensor out of range low-high), 44 (Oxygen sensor system lean), 33 (Map sensor out of range), 41 (Ignition control circuit), 42 (Bypass circuit fault).	22
	2002 Chevrolet Silverado 2500 HD 6.6L EGR Monitor VIN: 1GCHK29172 Thank you for all that replied to my EGR monitor that refused to run. After I posted this, I decided to drive it a little bit further and got the owner's permission to take it on an extended road trip to Reno. I replaced the air filter to a Delco unit even tho...	9
	2007 Chevrolet Avalanche LTZ 5.3L Poor Idle Quality, Hesitation, Stall, MIL Lamp on VIN: 3GNFK12387 I am posting this summary due to the time limit. Although I do not have a fix for this truck yet, I do feel we are on the right track. I had already checked most of the suggested problems, but rechecked all of them. The final reply from Steve for Texas may hav... Trouble codes: P2135 (TP 1-2 Correlation), P2119 (Throttle closed performance), P2101 (TAC Motor circuit range/performance), P1516 (Electronic Throttle Mod VS Throttle position performance), P2176 (Minimum Throttle Position not learned).	17
	2006 Ford Freestar Limited 4.2L Electronic VIN: 2FMZA57236 this vehicle is now repaired there is 2 red/yellow wires that feed power to the solenoids, 1 wire did not have 12v and found it to be rotted in the harness!	2
	2008 Ford Fusion SE 2.3L cylinder head VIN: 3FAHP07Z68 Thank all of you for the helpful info. I'm still waiting for the head to get back from the repair shop. As I stated earlier, this is a mistake I won't forget. I try and not take my work home, but this one is haunting me.	8
	2008 Jeep Grand Cherokee Laredo 3.0L ecm VIN: 1J8HR48M48 Thanks for the input. I ended up installing a new module and reprograming. Fixed. From the research I have done I believe a used gas ecm would be ok but not a diesel.	13
	2005 Kia Optima LX 2.4L MIL Lamp on VIN: KNAGD12615 thanks to most everyone who offered help - was forced to temprarily abandon this completion due to customer need to use vehicle - the egr tests, map replacements (2) and all other suggestions proved very helpful, car runs great except for check engine p00401 c... Trouble codes: P0401.	10
	2005 Mazda 3 S 2.3L compressor VIN: JM1BK32335 Sorry it was no positive to compressor, I disconnected battery for several hours with no luck. With battery connected I removed both connectors at fuse box that is located under glove box this is where microprocessor is located. With connectors disconnected re...	12
	2002 Toyota 4Runner Limited 3.4L Misfire, MIL Lamp on VIN: JT3GN87RX2 First of all thanks to those who responded. Second, yes some test results may not have been in specification and I was incorrect to say "acceptable". Basically I meant the misfiring cylinder wasn't the worst of the six therefore I didn't feel that was "the" pr... Trouble codes: P0300 (Random Misfire), P0301 (Cylinder One Misfire).	14
	2005 Toyota Tundra SR5 4.7L MIL Lamp on VIN: 5TBET34155 Thanks for all your replies. All of you were correct, the timing had jumped 1 tooth on each cam like i said in the update. How it jumped was one i had not seen do this on a vehicle in a while. The crank gear wore out where the keyway holds it to the crankshaf... Trouble codes: P0016, P0018.	17
	1997 Volvo 850 2.4L Clutch VIN: YV1LW5548V Well thanks all for the great info,I'm pretty sure this will turn out to be a case of a bad driver not knowing how to operate a clutch.We will see about a parts warranty claim,then advise customer he will have to pay labor.	9
	2001 Volvo S60 2.4T 2.4L Hesitation, Surge, Cuts out, Stall, MIL Lamp on VIN: YV1RS58D81 Thank you to all for your time and feedback on this crazy issue with this s60.I have fixed this one by...replacing the cvvt hub again. I was looking at the camshaft adaptation values and noticed they were sometimes in spec and sometimes out, spec is -7 to +7 ... Trouble codes: 644A.	5
	2007 Volvo XC90 V8 4.4L PRESSURE sensor VIN: YV4CZ85267 Hi and thanks for the help, we change the fluids and the temp and pressure switches and had to update the DEM software. The light would come on at around 10 mi with the old parts and 1mi with new parts until the programming . Thanks again George	4

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