MMCS
TSB Revision
CHASSIS ELECTRICAL
54A-389
STEP 4. Check the wiring harness between CAN box unit
connector C-15 (terminal 4, 5, 6) and multivision display
connector C-10 (terminal 49, 33, 38).
Q: Is the wiring harness between CAN box unit connector
C-15 (terminal 4, 5, 6) and multivision display connector
C-10 (terminal 49, 33, 48) in good condition?
YES : Go to Step 5.
NO : The wiring harness may be damaged or the
connector(s) may have loose, corroded or damaged
terminals, or terminals pushed back in the connector.
Repair the wiring harness as necessary.
STEP 5. Recheck for diagnostic trouble code.
Check again if the DTC is set to the CAN box unit.
(1) Erase the DTC.
(2) Turn the ignition switch from "LOCK" (OFF) position to "ON"
position.
(3) Check if DTC is set.
(4) Turn the ignition switch to the "LOCK" (OFF) position.
Q: Is the DTC set?
YES : Go to Step 6.
NO : The trouble can be an intermittent malfunction (Refer
to GROUP 00, How to use
Troubleshooting/inspection Service Points
− How to
Cope with Intermittent Malfunction
P.00-15
).
STEP 6. Recheck for diagnostic trouble code.
Temporarily replace the multivision display, and check if the
DTC is set to the CAN box unit.
(1) Erase the DTC.
(2) Turn the ignition switch from "LOCK" (OFF) position to "ON"
position.
(3) Check if DTC is set.
(4) Turn the ignition switch to the "LOCK" (OFF) position.
Q: Is the DTC set?
YES : Replace the CAN box unit.
NO : Replace the multivision display.