P1108
Dual Alternator Battery Lamp Circuit Malfunction
Severity
⚠️ MediumCan you drive?
Yes, but get it checked soon
Approx. repair cost
$6–56 (est.)
Symptoms
- Check engine light is on
- Battery charge lamp flashes or does not work
- Battery charging problems
- Reduced performance of electrical systems
- Unstable engine operation at idle
Causes
- Open or short circuit in the control lamp circuit
- Faulty relay or fuse
- Problems with the generator
- Engine control unit malfunction
- Wiring harness damage
How to Fix
- Check the condition of fuses and relays
- Inspect the wiring harness for damage
- Check generator operation
- Test the warning lamp circuit
- If necessary, replace faulty components