Checking the Charging System Operation

Test 1 - 3:

Test 4 - 9:

Test 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) Gen field control circuit open
- Resistance in the generator ground
- PCM
- (F18) PCM Fused Ignition Switch Output Circuit
- (Z12) PCM Ground circuits