Charging System No Code Test
SYMPTOMCHARGING SYSTEM NO CODE TEST
POSSIBLE CAUSES
Trouble codes present
Voltage difference >= 1 volt
Generator field terminal intermittent defective
Generator ground circuit high resistance
B+ circuit high resistance (0.4 volt)
13+ circuit high resistance (1 volt)
PCM defective (charging system no code)
Generator belt visibly defective
Trouble codes present 1600 rpm