STEP 1. Using scan tool (M.U.T.-IIISE), check the DTC.
STEP 2. Using scan tool (M.U.T.-IIISE), check the other system DTC.
STEP 3. Check the customization
STEP 4. Using scan tool (M.U.T.-IIISE), check the actuator test
STEP 5. Resistance measurement at keyless operation tone alarm connector (ground line)
(1) Disconnect the connector, and measure at the wiring harness side.
(2) Measure the resistance between the keyless operation tone alarm connector (ground line) and body ground.OK: The resistance should be 2 ohms or less
Is the check result normal?
Go to Step 7. Go to Step 6.
STEP 6. Check of open circuit in ground line between the keyless operation tone alarm connector and the body ground.
STEP 7. Check of short to power supply, short to ground or open circuit in DRVB line between the keyless operation tone alarm connector and the KOS&OSS-ECU connector terminal.
STEP 8. Check of the troubles