Diagnosis Procedure
1.CHECK BATTERY TERMINALS CONNECTION
Check if battery terminals are clean and tight.
Is the inspection result normal? YES >> GO TO 2.
NO >> Repair battery terminal connection. Confirm repair by performing complete Charging system test using EXP-800 NI or GR8-1200 NI (if available). Refer to the applicable Instruction Manual for proper testing procedures.
2.Check fuse
Check for blown fuse and fusible link.

Is the inspection result normal? Yes >> go to 3.
No >> replace the blown fuse or fusible link after repairing the affected circuit.
3.Check generator ground terminal connection
Check if connector f17 terminal 5 and 6 is clean.
Is the inspection result normal? Yes >> go to 4.
No >> repair connection.
4.Check drive belt tension
Check drive belt tension. Refer to chg-29, "removal and installation".
Is the inspection result normal? Yes >> inspection end.
No >> repair as needed.
Power generation voltage variable control system operation inspectionWiring diagram
Can system
Wiring Diagram
...
U1010 Control unit (CAN)
Description
Air bag diagnosis sensor performs self-tests on key ON. If CAN communication
failure within control unit is
detected, DTC is set.
DTC Logic
DTC DETECTION LOGIC
CONSULT name
DTC
DTC detecting condition
Repair order
CAN CONTROL UNIT FAILURE
U1010
CAN ...
Battery
How to handle battery
CAUTION:
If it becomes necessary to start the engine with a booster battery
and jumper cables, use a 12-volt
booster battery.
After connecting battery cables, ensure that they are tightly
clamped to battery terminals for good
contact.
Never add distilled wat ...