Supply voltage
â–¶ How to fix
Check the circuit for shorts and breaks. Check the battery capacity and perform a charge test of the alternator.
What you'll see
No driver-visible symptom recorded.
System reaction
No system-reaction text recorded.
Diagnostic depth
Detection
The supply voltage to the coordinator has been too low.
Possible cause
Short or break in the voltage supply circuit to the coordinator or battery capacity too low. This fault code can also be due to poor alternator charge.