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1995 Audi Cabriolet 2.8L Poor Idle Quality, Surge, backfire Hey guys - i'm bout ready to cry or throw a match at this
one... came in originally for an oil leak from valley pan
and oil pressure sensor. (also complained of a slow start).
replaced both of these no problem. replaced multiple vacuum
lines that were deterior... |
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1998 Audi A4 2.8L radio code Hi Fellow ! We've this Audi A4 came in for dead battery.
After fix the problem.We call the dealer & try to get the
radio code.Of course the car has to be by the dealer that
they can give us the radio code.They want to charge it for
$150 for the service. Here's... |
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2004 Audi A6 3.0L abs After replacing the steering angle sensor I get a code in
the ABS using the VAG scan tool that says steering angle
sensor incorrectly coded. I am not sure what the correct
code is for the new sensor. If anyone has any ideas please
help. Thanks. |
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2000 BMW 323i 2.5L Dash Vent This one has got me. The customer came in with the
complaint that after about a half an hour of driving with
the A/C on the center dash vents start to blow hot air. We
have only seen this happen once while the car was in the
shop. When it happened we found. No... |
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2006 BMW 750Li 4.8L Starting now wont start at times . faults in cas noted kl15 wakeup
on pt-can. car has aftermarket video . also faults noted on
can bus and most bus at voice recon.and nav.all fuses good
break in can bus not found possilby at cas. |
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1987 Buick Electra 3.8L No Start This car was towed in from another shop with a no start
condition. The previous shop changed the timing chain, cam
interruptor magnet, cam sensor, crank sensor, crank sensor
pigtail, ignition module, coil pack assembly, and the Ecm.
I've gone over the alldat... |
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1991 Buick Century 3.3L No Start Family problem: Car is out of town, belongs to son's girl
friend. Car stalled while driving, has good spark from all
three coils. No injector pulse. Has 45 lbs of fuel
pressure. Has 12 volts to injectors. Had coil paks replaced
a month ago. Car ran fine untill... |
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1995 Buick LeSabre 3.8L volt lite on checked electrical system. no battery voltage on "l"
terminal when running. according to schematic comes from
volt lite thru pcm to alternator. ready to replace pcm but
never encountered this problem before. is there something i
missing in my diagram ? thanks ... |
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2002 Buick Rendezvous 3.4L Radio I have this 2002 Buick here that everyonce in a while it
will leave the radio on when you turn the key off. It will
stay on but you can't control it at all. It will not go off
unless you pull the 60 amp fuse under the hood. Anyone seen
this before?? |
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1974 Chevrolet Corvette 5.7L brake This came in to the shop with a brake pull to right. Owner
has only owned it for 8 mos. and only has driven it 3
times. It pulls to right. We inspected the brake system and
found the left caliper replaced, all new pads, new master
cylinder and front brake hose... |
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1991 Chevrolet Corvette 5.7L Poor Fuel Economy Thanks in advance for help, car came in complaint of
running too rich, scoped o-2 and found it was slow so I
replaced it, map sensor showed just out of range so
replaced it too,nothing has changed the co readings. scoped
inj. pw, iat,cts, tps, all normal. inte... |
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1997 Chevrolet Tahoe 5.7L Misfire Vehicle came in for running bad and misfire. Found pressure
regulator leaking (of course) so we replaced injector and
we found #4 spark plug fouled with oil to the point that
you couldn't see the electrode. We replaced plugs, cap and
rotor and now instead of h... Trouble codes: P300 (Random misfire), P304 (4 misfire). |
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1997 Chevrolet Astro 4.3L Excessive Emissions, Poor Idle Quality, Surge, Cuts out, Stall, MIL Lamp on i have posted this car before i still havent repaired it.
the engine runs bad loads up stalls. all the pid data
fluctuates with the bad running engine. tps map cts ait egr
aly the pid changes even when the engine is just trying to
iidle or if i accelerate. i ... |
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2000 Chevrolet Astro 4.3L No Start hi ihave this astro with no fuel to the cylinders it has
65p.s.i. pressure. the van came in w/no start condition,
found no spark replaced cap&rotor got spark,still no
start,replaced plugs,distributer,crank sensor. the strange
part is it won't start even if i f... |
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2000 Chevrolet Cavalier 2.2L MIL Lamp on, runs fine hello everyone i have a mill lamp on , no codes no com,
runs fine ,tugged on wire harnness to ecm that runs across
below radiator,at this point i scanned for codes and none
were found and light went out for three weeks ago and just
came back on , what i suspec... |
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2000 Chevrolet Cavalier 2.2L No Start I am not a Chevy guy so I thought I would try you guys. I
am a tech with extensive years on Fords. We have a 2000
Caviler in our shop (towed in) and it will not start.
Cranks great, fuel pump is cycling and works fine, filter
is new, I have spark at the plugs.... |
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2000 Chevrolet S10 4.3L Cuts out when you drive this truck cold it runs normal..when it
comes up to temp truck it idle great, but when u accelerate
it bogs down.like the fuel turns off..but fuel pressure is
normal..the only thing i havent done is cut the front of
the convertor lose and look i... |
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2003 Chevrolet Express 2500 6.0L power steering pump It appears to me that I am having a pump problem. I don,t
have a pressure tester but I can clamp off the pressure
hose and get very little to no response from the change in
the pump soound. |
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2004 Chevrolet ROLL BACK 6.0L Hesitation, Surge, Cuts out, Stall, MIL Lamp on I NEED HELP FROM ANY CATERPILLAR TECH,OR GM TECH.This is
what I have,I bought a 04 chevy rollback with a cat engine
in it.I have had this truck for almost a year now and have
had this problem to come and go several times.Well it
started out that the yellow lik... |
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2004 Chevrolet Astro 4.3L serpentine belt hi and thanks ahead for any help this has me stump ;
customer bought van used about month ago it came in day
after he bought it with a belt noise we check and found
serpentine belt cracked, tensioner and idler noisey, up and
down bearing play in alternator so ... |
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2005 Chrysler Sebring 2.7L Excessive Emissions, MIL Lamp on Fuel trim numbers are high, indicating possible vacuum leak
or low fuel pressure. Fuel pressure is within spec, found
small vacuum leak at tps with smoke machine also found some
sort of H connector in line on the brake booster hose, was
drawing false air from ... Trouble codes: p0430 (Cat efficiency below threshold), p2098 (Downstream fuel trim lean bank 2), p0153 (21 os sensor slow response). |
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1995 Dodge Grand Caravan 3.3L Misfire, MIL Lamp on There is no triggering the coil for # 5 and 6 cyl. (NO
SPARK) I cant find a wiring manual showing wiring or
sensors etc. I am assuming a sensor or computer(?) is not
triggering coil. It s been quite a while since I have had
one of these to trouble shoot. |
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2005 Dodge Neon 2.0L MIL Lamp on Car came in with a p0344 (Camshaft Position Sensor Circuit
Intermittent). Replaced the cam sensor and connector. The
car came back about a month later with the light on again.
The 5 volt is there, the ground is ok, and the CMP signal
is ok. The waveform coming... Trouble codes: P0344 (Camshaft Position Sensor Circuit Intermittent). |
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1988 Ford Bronco II 2.9L No Start, Poor Idle Quality, Stall, very intermittend Hi all members
Truck run fine for 2 weeks, then it happens again, no
start, customer called. I went to this call, and guess what
it started right up, drove truck to the shop, engine died
on me, but started up with no problem. Back in the shop, I
connected my ... |
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1991 Ford F-350 7.5L No Start hello all...this truck was towed into my shop as a no
start. upon inspection i noticed that the wiring was hacked
in an attempt to bypass relays. I replaced the fuel pump
and eec relays and got the fuel pumps working again(dual
tanks)still no go. checked spark... |
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1996 Ford Mustang 4.6L Excessive Emissions, Poor Idle Quality, Stall, Misfire, MIL Lamp on ok, so I am the new tech here at the shop picking up whrere
old tech has left off. tech installed new engine in this
cobra . the only way to start this engine is to open
throttle blade slightly and hold for about 30 seconds
otherwise engine will stall out. run... Trouble codes: p0174. |
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2000 Ford Excursion 5.4L Misfire, MIL Lamp on All ford techs. Truck came in with misfire during idle.
replaced plugs and coils. misfire still there. replaced
injector as well. still no change. looked at waveform of
coils and all looks good. scanner data looks okay except
bank 1 is adding fuel and bank 2 i... Trouble codes: p0308 (cylinder 8 misfire). |
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2003 Ford Taurus 3.0L Cuts out Customer complaining that while at cruising speed the ABS
light and the red brake light will come on, and she says
that it feels like the brakes are being applied. The car
never misses or quits running but loses approximately
20mph, the lights go out and she c... |
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2003 Ford F-250 Super Duty 7.3L Surge Ford powerstroke newby here trying to fix the bosses
fathers vehicle no pressure at all. This vehicle has a
surge at 1500 rpm that is evident in every gear and will
even be evident in the shop while this is taking place the
only thing I see that is suspect is ... |
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2004 Ford F-550 Super Duty 6.0L poor power Truck will lack power from a stop up to highway speeds,
very sluggish, the turbo is new and appears to be boosting,
checked fuel filters, they are clean, no fuel tank
delamination, It just feels flat, the p132b code comes up
on koer test, the egr valve is work... Trouble codes: p132b (turbo boost control a performance). |
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2005 Ford E-450 Super Duty 6.8L Compressor I have an E450 conversion bus used for local public
transportation that came in with a locked up compressor. It
has a factory front only A/C unit, and an add on completly
separate rear A/C unit with its own compressor and lines. I
am working on the factory fro... |
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1994 GMC C1500 Suburban 5.7L Hesitation, rich on start up Hello to all once again. We have this GMC Suburban in the
shop that is driving us nuts. On cold or cool starts it
runs real rich if you tips into the gas. Black smoke coming
out of exaust. We have checked and swaped (at customers
request he has two of them) ma... |
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2002 Honda Civic 1.7L compressor Vehicle received with A/C not working. Compressor is not
kicking on and neither is the fan. I have all powers to the
relay and if i control the relay side the compressor kicks
on. But I still get no fan. I can ground the Blue/White
wire from the multiplex cont... |
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2001 Hyundai Santa Fe 2.4L Stall This Santa Fe loses ignition after hot soak. I can't find
an ignition module, so I assume it's in the PCM. Both coil
packs couldn't have quit at the same time?? I'm strictly a
domestic tech at work, but this import belongs to a good
friend who has already spen... |
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1996 Infiniti I30 3.0L MIL Lamp on Greetings Earthlings, I would like thank everyone who takes
the time to read this. This car came in with a p0136
downstream o2 code, no drivability problems. Downstream o2
often reads very low .200 volts or less, even reads 0.00
volts much of the time at idle.... Trouble codes: p0136 (o2 sensor b1s2 problem). |
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1996 Jeep Grand Cherokee 4.0L Hesitation, Misfire this jeep feels as if it is running out of gas on warm up
acceleration. it only happens within first 5 minutes of
driving then it never happens again until gets cold. i
hooked up fuel guage and when it happened pressure was at
40 psi at all times. i tried to w... |
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2004 Jeep Wrangler 4.0L No Start This one is came to us due to an accident. A 70 lbs piece
of steel on the freeway destroyed the front end of the jeep
and front of engine. Got a deal on a wrecked body wise
wrangler so we swapped the frames with all components
attached. The new engine had a ha... |
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2002 Kia Sedona 3.5L Poor Idle Quality, Hesitation, Surge, Cuts out, Poor Fuel Economy, MIL Lamp on Am having trouble pinnng down the problem with this van.
The van has a real hesistation almost like it is cutting
out under load. Have read some of the fixes that other
people have posted and am leaning to a couple
possibilities. Have checked the MAF and air i... Trouble codes: P0171, P0174. |
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2004 Lincoln Navigator 5.4L Suspension Hi Guys, I got this 2004 Lincoln Navigator came in with a
bad air suspension module, We install new one all
suspension rise perfect now ,but i have a message on the
instrument cluster check air suspension, we scan the system
& there's a codes c1990 & B2477. Is... |
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2002 Mazda Protege 2.0L MIL Lamp on hi techs I have this mazda here has code p0401 I take off
the valve look at the passage it seem clean I run a wire
through both intake and exhaust to make sure put it
together and run monitor , it pass .mode 6 it also within
limit, few day later customer come ... Trouble codes: p0401 (insufficient egr flow detected). |
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1995 Mercedes-Benz S320 3.2L No Start, Poor Idle Quality, Hesitation, Surge, Cuts out, Stall Hello techs and Mercedes Guru's. We replaced the evaporator
on this s320. On the test drive, the pedal went dead, with
only the mechanical throttle working. Ecm set code for
throttle actuator failure. Customer confirmed intermittent
"dead pedal" which was cure... |
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2001 Mercedes-Benz S 320 3200CC esp module i need a help,there is a fault code c 1149-010 says(the
voltage supply of components a7/7b1(bas diaphragm travel
sensor),b24/15(rotary speed and lateral acceleration
sensor),b34(esp brake pressure sensor)has open circuit or
open circuit.) . i have check the vo... |
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2005 Mercedes-Benz ML350 3.7L Misfire, MIL Lamp on Hello all Euro-techs, I have a 2005 Mercedes ML350 with a
misfire on cylinder #6, all tests show good, plugs & wires
replaced (local dealer parts dept says have seen lots of
bad wires). Misfire occurs after about 5 minutes of
running, initially had misfire cod... Trouble codes: 2054 (Misfire Cylinder 6). |
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2000 Mercury Grand Marquis 4.6L traction control as stated in repair history bad connection at crank sensor
was dying problem.on numerous test drives accel,decel or
steady cruise will feel slight hessitation,stumble and trac
light comes on codes retrieved u1009 and u1027 in abs
system no pcm codes. alldata h... |
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1998 Mitsubishi Diamante 3.5L master cylinder hi fellas .this car came with brake pedal sinking at stop
light and some times at hwy speed so we figure have to be
master cylinder we replaced it with no avail the customer
came back and we replace the master again now he came back
again tells me that mostly ... |
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1997 Nissan Maxima 3.0L MIL Lamp on I really need help on this one. so as stated above i have
replaced the fuel cap, charcoal canister and vent control,
and evap pressure sensor as per tsb. i have checked the
vent hose for obstruction as well as the vac lines that
connect to the pressure sensor.... Trouble codes: P0440 (evap control system), P0446 (evap control system pressure sensor). |
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2003 Oldsmobile Alero 2.2L Poor Idle Quality, Stall Car came in with a rough idle and a stumble when the a/c
compressor kicks in causing the engine to stall at times.
Also had a rich exhaust code set. Customer purchased this
used car about 6 months ago and it ran great. She is a
visiting nurse so she runs on ba... |
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1993 Plymouth Colt 1.8L Excessive Emissions, Poor Fuel Economy Hi techs, this vehicle had really pool fuel economy.
Customer said it will take a whole gas tank in just a few
day and less than 200 miles. Other shop had replace a used
Mass Air Flow meter and oxygen sensor still doesn't help.
All 4 spark plug complete black ... |
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1995 Plymouth Voyager 3.3L serpentine belt car came in with belt shredded,replaced belt and test
drove, everything fine. car came back 5 days later with
belt shredded again. checked pulley alignment, all seem ok,
anybody ever had this happen? |
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1999 Plymouth Voyager 3.0L Cuts out vehicle will be hard to start. once started it runs ok as
long as you don't nail the accelerator. if you feather the
throttle, rpm's come up just fine. if you do a throttle
snap, even in neutral, if falls flat on it's face. we have
no codes. we have o2 sensors... |
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1998 Pontiac Bonneville 3.8L Stall This pontiac has a very intermittent stall problem which
generally occurs on deceleration. Each time it occurs it
sets a po102 code. Power and ground to the sensor and the 5
volt square wave were monitored in the shop on a lab scope
with the engine running. Du... Trouble codes: p0102. |
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2001 Saab 9-5 3.0L No Start vehicle doesn't have any fuel being injected to the
cylinders. had a weak fuel pump and replaced it with a
scantech pump. had 36 psi now have 40 psi with no
injection. vehicle has misfire codes: p0300 & p1313 and a
knock sensor code please any saab tech. out t... Trouble codes: P0300 (random misfire), P1300 (manufacturer ign. control system malf.), P1313 (manufacturer ign. control system malf.). |
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2003 Saab 9-5 2.3L transmission This SAAB came in last week as an overnight drop off. The
customer complained of a hard down shift when decelerating
and I was able duplicate the problem on my initial test
drive. There are no DTC in the PCM or the TCM. The
transmission fluid level and conditi... |
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1997 Saturn SC2 1.9L Shift this car has blown off 2 carquest filter and one saturn
filter. The first one was put on after a flush. the car
came back complaining of hard shifting then blow off filter
gasket. I got it in replaced filter and replace the valve
body with new solenoids. reset... |
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1995 Subaru Legacy 2.2L No Start We have this Subaru that will not start.The biggest clue
we have from this one is the fact the check engine light is
on with the key OFF. When you try to start it it lights off
for a split second only one time. Then cranks ok...no
start.When the key is on...th... |
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1996 Suzuki Sidekick 1.8L torque convertor clutch i have this sidekick it has code p0771 is this for the tcc
solenoid .also what can i check .were is the location of
the solenoid .Car shifts fine .Has any one seen this code
and what was the fix.Called dealer trying to get a price on
it they asked were is it l... |
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2000 Toyota Camry 3.0L ac switch hope someone has seen this and fixed it---every year when
it gets hot for the last three years-this gal brings in her
celica because the AC stops working and every year it turns
out to be a bad switch-the first time the ac quit on her
she took it to the dealer... |
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1998 Volkswagen Jetta 1.9L No Start Hello all you VW diesel techs, I would like to rip out my
hair... we have a jetta tdi that wont start without a whiff
of starting fluid. I know that we should not be using the
starting fluid but it will run all day once it is started,
the minute we shut it off... |
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1998 Volkswagen Jetta 1.9L Excessive Emissions, Poor Idle Quality, Stall, Misfire fuel pump was replaced with a rebuilt unit. timing was set
using vag comm. when scanning in basic settings the car
would smoke excessively and stall. when scanning in
measuring blocks car runs fine. set timing using measuring
bloks and attempted to go into bas... |
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2002 Volkswagen Jetta 2.0L Stall, MIL Lamp on car came in with multiple codes.cleared all codes took car
for a ride all was well.let car idle in driveway car
stalled.all same codes reappeared.cleaned all
grounds.(under battery tray,by transmission,both doors
,under dash by cabin air filter,rear trunk).i a... Trouble codes: P0261, P0264, P0267, P0270, P1541 (fuel pump relay open circuit intermittent), P1472 (leak detection pump short to ground). |
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