Stack Exchange Network

Stack Exchange network consists of 175 Q&A communities including Stack Overflow, the largest, most trusted online community for developers to learn, share their knowledge, and build their careers.

Visit Stack Exchange

Questions tagged [bcm]

Body Control Module - An ECU that controls various aspect of the cars body.

1
vote
0answers
149 views

BCM issue - car won't completely shut down

I have a Holden Calais Sports wagon and when I turn the ignition off and open the door the radio does not turn off. I have to open and close the door several times (sometimes lots of times) before the ...
1
vote
1answer
2k views

After odometer/mileage correction, which module data gets changed - engine or instrument cluster?

I read that the PCM tracks mileage for it's own purpose and BCM tracks and stores it for instrument cluster module to display it. So, when someone does an odometer/mileage correction, does it change ...
4
votes
1answer
240 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 ...
1
vote
0answers
145 views

2012 Infiniti M37X, BCM Reset

Good Evening, This has happened twice in the last 4 months, and most recently on Wednesday morning. When I push the start button, I hear 1 click. Additionally, both touch entry buttons on the front ...
3
votes
1answer
108 views

whether changing a 2010 Nissan Santra car Battery can cause the BCM to stop car from running

I have a 2010 Nissan Sentra that I am financing from Nissan. I got it from them after december 7, 2015. The car right now is not starting and it is back with Nissan servicing. They said that the ...
2
votes
1answer
211 views

Washer pump not engaging for front wipers (possible inverter problem)

The front washer jets in my Peugeot 206 (year 2000) have stopped working recently - the rear one is still working fine. The vehicle is using a single twin-outlet pump to control back and front ...
1
vote
0answers
173 views

Reverse engineer a scan tool to display what commands it sends [closed]

I came across this video: youtube.com/watch?v=VtMvccqE8ks Any idea/resources how to build this setup? I am not much interested in monitoring the CAN bus for commands (headers or CAN IDs) of power ...
1
vote
1answer
312 views

Why does the stability control light blink when ABS is doing its job?

I have noticed the stability control light blinking on my car at two different situations. One situation is when steering on an icy road. In this case, I do not hear the sound from the ABS. In fact, ...
2
votes
0answers
164 views

Cadillac CTS “Traction Control Off” displayed after driving 15 mins

After driving 15 mins the "Traction Control Off" light is displayed on dashboard and radio displays "Service Brake Assist". All go away after engine is turned off for about 20 mins. It recently got ...
3
votes
2answers
1k views

Body control module broke while my Peugeot was being painted. Is this just a coincidence?

I brought my Peugeot 308 into a garage to have some panels resprayed. Once the respray was complete, they told me that there was a problem with the car and it wasn't starting. Now, after 5 weeks, ...
4
votes
2answers
103 views

Steering control panel upgrade for the 2015 Kia Forte

I purchased a 2015 Kia Forte LX and I'm wanting to replace the stock remote control panel on the steering wheel with that of the panel on the EX. I know it's possible because every time I spoke to ...
5
votes
2answers
541 views

Find all modules supported in my car

I own a Mahindra Scorpio S10 (2015 model) and want to find out what modules are there in my car (ECM, TCM, Body Control Module, Suspension control module etc.) using an ELM 327 Bluetooth device. Can ...
3
votes
1answer
2k views

Honda Brio AC Problem

My Honda Brio EMT 2015 model is having AC problems. The AC mechanic says the problem is in the ECM. Please enlighten me whether the BCM controls the AC or ECM does.
3
votes
0answers
593 views

Hyundai Tucson has trouble shifting when ESC and DBC lights come on

I own a 2011 Hyundai Tucson Limited. Sometimes, seemingly randomly, the Electronic Stability Control light will turn yellow, and the Downhill Brake Control light will turn red. This sometimes ...
9
votes
2answers
9k views

Keep Alive Memory (KAM)

What is "Keep Alive Memory" (KAM) and how is it different from RAM? From what I read over the internet, it is kept alive even after the ignition is OFF, but isn't that what a ROM is supposed to do?
5
votes
1answer
2k views

Installing new Body Control Module

I recently bought a new BCM for a 2009 Infiniti FX50S. On installing new BCM, there was total blackout; no more ignition light. How can I programme the new BCM to work with my car?
3
votes
1answer
837 views

2008 Mazda 6i - Do I Need to Flash the BCM?

Do I need to flash the BCM if I replace it? I have a 2008 Mazda 6i and the horn, brake lights and cruise control do not work. The repair shop says the BCM shows signs of water damage and needs to be ...
14
votes
4answers
98k views

What is the BCM (Body Control Module) in a car?

I own a Fiat Grande Punto. Recently I was told by the authorized auto workshop that the BCM in my car has failed and needs to be fixed. So I have two questions regarding this: What is the BCM and ...