Operation CHARM: Car repair manuals for everyone.

Checking the Charging System Operation

Test 1 - 3:




Test 4 - 9:




Teast 10:






SYMPTOM
CHECKING CHARGING SYSTEM OPERATION WITH NO DTCS

POSSIBLE CAUSES
- Generator belt condition
- DTC reset
- Wire harness inspection
- Resistance in the battery positive circuit
- (K125) generator field source circuit open
- Generator field coil high resistance
- (K20) generator field driver circuit open
- Resistance in the generator ground
- PCM