DTC U3003:17 [REAR VEHICLE MONITORING SYSTEM]


id0902z2888700

DESCRIPTION

Rear vehicle monitoring control module (RH) power supply circuit malfunction

DETECTION CONDITION
•  Rear vehicle monitoring control module (RH) power supply circuit voltage is above 16 V.
POSSIBLE CAUSE
•  PCM DTC is stored.
•  Battery malfunction
•  Generator malfunction
•  Rear vehicle monitoring control module (RH) malfunction

Diagnostic Procedure

STEP

INSPECTION

ACTION

1
CONFIRM PCM DTC
•  Are any DTCs present?
Yes
Go to the applicable DTC inspection.
No
Go to the next step.
2
INSPECT BATTERY
•  Is there any malfunction?
Yes
Replace the battery, then go to Step 4.
No
Go to the next step.
3
INSPECT GENERATOR
•  Is there any malfunction?
Yes
Replace the generator, then go to the next step.
No
Go to the next step.
4
VERIFY TROUBLESHOOTING COMPLETED
•  Clear the DTC from rear vehicle monitoring control module using the M-MDS.
•  Switch the ignition to ON and wait for 1.5 s or more.
•  Perform the rear vehicle monitoring control module DTC inspection using the M-MDS.
•  Is the same DTC present?
Yes
Repeat the inspection from Step 1.
•  If the malfunction recurs, replace the rear vehicle monitoring control module (RH).
Go to the next step.
No
Go to the next step.
5
VERIFY THAT NO OTHER DTCs ARE PRESENT
•  Are any DTCs present?
Yes
Go to the applicable DTC inspection.
No
DTC troubleshooting completed.