How does a BCM fail?
Potential causes of a malfunctioning BCM include hard impact collisions, loose wiring harnesses, shorting of wires, excessive heat from the engine, and damaged sensors. These instances can generate multiple problems such as computer miscalculations, which could make your car impossible to drive.
What to do if your BCM is failing?
BCM problems can also mask issues with other modules in your vehicle. ModuleExperts brings more than 100 years of combined experience in module diagnostics and repairs on all types of control modules including BCM’s. In many instances, ModuleExperts can repair your BCM.
Can a BCM have a no start condition?
Because of the BCM’s communications with other modules and components you may experience a no crank or no start condition. In many cases, your BCM will alert you to issues with symptoms, warning lights or both.
What causes a BCM to malfunction on a car?
When a BCM is malfunctioning, the electronic components of the vehicle will begin acting in strange ways and not working properly. Some of the possible causes of a malfunctioning BCM include the clock on the radio not keeping its time and reverting to 12:00 when the vehicle is turned off, then turned on again.
How to troubleshoot a Body Control Module ( BCM )?
Turn the radio and CD player on. Sometimes a CD player will stop playing a CD and will begin broadcasting a radio station. The frequency of these actions depends on the severity of the malfunctioning BCM. Check the fuse box if you suspect that your vehicle’s BCM is on the blink. Make sure all the fuses are in good shape.
What are the symptoms of a failing BCM?
5 Common Symptoms of a Failing Body Control Module (BCM) 1 The Intermittent Operation of Electronic Components. 2 Security Function Errors. 3 Check Engine Light (CEL) or Other Instrumentation Cluster Warning Lights. 4 Battery Drain (Parasitic drain). 5 No Start Condition.
Can a body control module be rebuilt from a bad BCM?
Secondly, the body control module must be the exact same part number as the bad BCM you’re replacing. A rebuilt body control module will most likely include upgrades to prevent the types of failures that occur in the original design.
When a BCM is malfunctioning, the electronic components of the vehicle will begin acting in strange ways and not working properly. Some of the possible causes of a malfunctioning BCM include the clock on the radio not keeping its time and reverting to 12:00 when the vehicle is turned off, then turned on again.
Because of the BCM’s communications with other modules and components you may experience a no crank or no start condition. In many cases, your BCM will alert you to issues with symptoms, warning lights or both.