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 inspectionP0112, P0113 IAT Sensor
DTC Logic
DTC DETECTION LOGIC
DTC No.
CONSULT screen terms
(Trouble diagnosis content)
DTC detecting condition
Possible cause
P0112
IAT SEN/CIRCUIT- B1
(Intake air temperature
sensor 1 circuit low bank 1)
An excessively low voltage from the intake air
tem ...
Front wiper does not operate
Description
The front wiper does not operate under any operation conditions
Diagnosis procedure
Regarding wiring diagram information, refer to ww-24, "wiring diagram - with
intelligent key" or ww-29,
"wiring diagram - without intelligent key".
1. Check wiper relay operatio ...
Additional service when replacing ecm
Description
When replacing ECM, the following procedure must be performed. (For details,
refer to EC-135, "Work Procedure".)
PROGRAMMING OPERATION
NOTE:
After replacing with a blank ECM, programming is required to write ECM
information. Be sure to follow the procedure
to perform t ...