Isuzu NHR 4J Series Workshop Manual page 21

MAGNETIC SWITCH DOES NOT OPERATE THOUGH
STARTER SWITCH IS TURNED TO "START (ST)"
CHECK IF VOLTAGE IS PRESENT AT MAGNETIC
SWITCH TERMINAL "S" WHEN STARTER SWITCH IS
TURNED TO "START (ST)"
YES YES
YES
CHECK GROUND CABLE
YES NO
REPAIR
OR
PINION MAGNETIC SWITCH
SLIDING OR COIL IS
PART DOES DISCONNECTED OR
NOT MOVE BURNED OUT
REPAIR OR REPLACE STARTER
NO
CHECK IF INDICATOR LAMP ON
METER COMES ON NORMALLY
YES
CHECK CONTINUITY
STARTER SWITCH AND
MAGNETIC SWITCH
TERMINAL "S"
CHECK STARTER FAULTY CONNECTION
RELAY OR STARTER SWITCH
CHECK CLUTCH REPLACE STARTER
START SWITCH
SERVICE INFORMATION 00 – 17
NO
DISCONNECTION OR
FAULTY CONNECTION
BETWEEN BATTERY
AND STARTER SWITCH
REPAIR