Questions tagged [computer]

Catch all tag which can refer to the "brain" of the car which can control the engine and/or transmission of the vehicle. This would include such terms as PCM (powertrain control module), ECM (engine control module), PCU (powertrain control unit), ECU (engine control unit), and many, many others.

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ECM replacement - starter runs during reprogramming?

(mid-90's Buick) Someone I know had an ECM injector drive output go bad. He got a replacement ECM online, but had to take it to a shop (not a dealer) to get it 'initialized' (If that's the right word....
George's user avatar
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4 votes
2 answers
855 views

2008 Saturn Aura: Programming the mileage on a used BCM

HELP! I replaced the BCM in my 2008 Saturn Aura with a Used BCM. I then took it to the dealership to have them program it. Now I notice that my odometer isn't working, so I looked at my invoice from ...
Melissa's user avatar
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3 votes
1 answer
3k views

Pontiac Grand Prix won't start, horn would honk, electrical system goes crazy

Some facts: My dad has an aftermarket Remote Keyless Entry Not aware of any aftermarket theft system, does not use keyless start He's used 410 watt power inverters through the cigarette lighter but ...
lace's user avatar
  • 31
3 votes
0 answers
80 views

Ignition causing problems with Electrics?? Ford Focus 06

Really hoping someone can help as taken to a mechanics and they keep charging me $$ although they cant find the fault! My computer system in 2006 Ford Focus doesn't work sometimes ( usually at the ...
Chloe Roebuck's user avatar
3 votes
0 answers
1k views

Renault/Dacia Logan 2014+ engine temperature indicator?

the Renault/Dacia Logan 2014 and above have indicators like this: As you can see, the dial at the right has the total mileage and the fuel indicator only. I'm wondering if there is an indicator for ...
Mina Wissa's user avatar
2 votes
0 answers
2k views

Toyota Corolla alarm system problems

I just bought a Toyota Corolla 2013 Special Edition last week. Just after a few days, suddenly once I entered the key, turned and I was going to start the engine, everything started blinking, the ...
Tina J's user avatar
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1 vote
0 answers
45 views

1994 Ford Aspire: Different computer for automatic vs manual?

This is a 1994 Ford Aspire (prior to OBD II, fortunately). It has a simple 3-speed automatic with no computer controls. It needs to pass smog, so I can't just gut the emission controls, and my "...
Harper - Reinstate Monica's user avatar
1 vote
1 answer
55 views

'09 Prius II - No Start. Hybrid light and CEL on

I got a new (used) prius a couple weeks ago. Apparently sold by a weasle. It's never started reliably, and the red triangle light comes on / off. Jumping it would start it though. I replaced the low ...
Dylan Cross's user avatar
1 vote
0 answers
131 views

2004 Vitz door/trunk control(ler?) problem

I have a 2004 Vitz which uses a key with built in 1 button remote. This remote is supposed to unlock the doors and allow the boot switch to operate. (Car is started with a regular key) The doors work ...
davidgo's user avatar
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1 vote
1 answer
224 views

Spikes while observing my obd2 scan tool

I have a 2005 chevy avalanche 1500 4wd automatic. I bought this last summer and ever since I got it, it has had problems one after the other. I recently bought a OBD2 scan tool and started observing ...
rodger's user avatar
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1 vote
0 answers
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What is the best course of action when Jeep Wrangler transmission has been driven with low fluid levels

A small pinhole occurred in the transmission cooler lines near the radiator in a 2012 Jeep Wrangler. It has automatic transmission. Over time the owner kept adding transmission fluid when needed and ...
mark b's user avatar
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1 vote
0 answers
68 views

Forester repair

If anyone can help. I have error code P1700-TPS Circuit Malfunction-Check codes in TCM. Error Code P0731-Gear 1 Incorrect Ratio Error Code P0122 TPS Switch A Circuit-Low Input. I have asked ...
Forester Dave's user avatar
1 vote
0 answers
108 views

Replace old Bosch computer with Motronic?

I have a 1996 B5254S engine that came with a Bosch LH-3.2/EZ-129K computer. The next model year 1997 they started using the Motronic 4.4 computer for this engine. Can I just switch out the Bosch for ...
Cooter Davenport's user avatar
1 vote
1 answer
103 views

Reprogramming computer for Dodge Ram Van 1999

I had a problem my old computer on my 1999 Dodge Ram Van and have now acquired a new one, however the one I have acquired has not been programmed for my van. My mechanic tried to program it by ...
Louis's user avatar
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0 votes
1 answer
17 views

16 Honda HRV 2WD Acceleration problem

The Vehicle dash lights on left side lit up and the drive, nuteral, park, and shifter light signal flashing on the dashboard, and operating properly but The Vehicle doesn't go over 40mph and won't go ...
jeremy johnson's user avatar
0 votes
0 answers
3k views

Two engine codes 18DAF110. 18DAF118

I have a 2008 Range Rover HSE 4.4 engine and I got a control module code 18DAF110 and another code 18DAF118 could you let me know what these codes mean thank you
Ben's user avatar
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0 answers
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Worldwide Envrionmental Products EIS 5000 Analyser: “Communication Error with IOBoard”

I have an old EIS 5000 fuel analyser which displays the error "Communication Error with IOBoard". The system was used a long time ago without problem until this problem came and was never solved. The ...
aganm's user avatar
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0 answers
358 views

How to completely eliminate the reverse beep on a 2012 Prius

I followed these instructions (same as described in method 3 of a wikiHow page) to "disable" the reverse beep on my 2012 Prius using a bluetooth OBD2 adapter and a mobile app to connect to it. Type: ...
Mike Eng's user avatar
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0 votes
0 answers
98 views

mazda dealer thinks i have changed the CVN code in my car

My mazda dealer thinks I've chiptuned my car even though I didn't. Help what to do. Here's their message: I could again find no DTC and as there was also no manual data started with checking the ...
amer's user avatar
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0 votes
2 answers
232 views

2005 Toyota Corolla intermittently won't start then stalls after 1 mile

Last night I turned the car off, then tried to restart but got nothing... no click no crank... nothing. But have lights (interior and exterior), alarm, horn, radio etc. I set the alarm and left it. ...
linda Scharf's user avatar