Isuzu N-Series. Service manual — part 447

6E-124 EMISSION AND ELECTRICAL DIAGNOSIS

Solenoid Switch Malfunction

Inspection
Solenoid Switch
Disconnect the connector on the solenoid switch.
Apply 12 volts or 24 volts DC to the solenoid switch and hear the touching noise between solenoid switch and advance
lever in the injection pump.
If can not hear the touching noise, do not remove the solenoids switch and contact injection pump service shop to
repair it.

N6A1243E