System Inspection
- Start the engine and raise the engine speed to 2,500-3,000 RPM
- Turn ON all electrical loads by turning on the headlamps, and by turning on the high blower motor, etc
- Monitor the battery (ignition) voltage parameter on the Scantool data list
SPECIFICATION:
DTC P0626 AMBIENT TEMPERATURE TABLEAmbient temperature °C (°F) Reference Voltage (V) -20 (-4) Approx. 14.2 ~ 15.4 20 (68) Approx. 14.0~15.0 60 (140) Approx. 13.7~14.9 80 (176) Approx. 13.5~14.7 - Is the battery voltage within the specification?
YES
NO
- Possibility of charging system malfunction. Repair or replace alternator and battery. Refer to CHARGING SYSTEM and then go to "VERIFICATION OF VEHICLE REPAIR " procedure.