Symptom Procedures: Diagnosis

WARNING: This page is about a different car, the 2014 Mitsubishi Outlander. However, it is still accessible from the selected car via links, so may be relevant.

STEP 1. Battery voltage check
Measure the battery voltage when cranking.

OK: 8 V or more

Q: Is the check result normal?
1. YES: Go to Step 2.
2. NO: Check the battery (Refer to BATTERY CHARGING ).
STEP 2. Using scan tool (M.U.T.-III), diagnose the CAN bus line
CAUTION: To prevent damage to scan tool (M.U.T.-III), always turn the ignition switch to the "LOCK" (OFF) position before connecting or disconnecting scan tool (M.U.T.-III).
1. Connect scan tool (M.U.T.-III). Refer to "HOW TO CONNECT THE SCAN TOOL (M.U.T.-III) ."
2. Turn the ignition switch to the "ON" position.
3. Diagnose the CAN bus line.
4. Turn the ignition switch to the "LOCK" (OFF) position.
Q: Is the CAN bus line found to be normal?
1. YES: Go to Step 3.
2. NO: Repair the CAN bus line (Refer to DIAGNOSIS ).
STEP 3. Using scan tool (M.U.T.-III), read the immobilizer system diagnostic trouble code
Check whether the Immobilizer system-related DTC is stored.

Q: Is the DTC stored?
1. YES: Refer to DTC CHART .
2. NO: Go to Step 4.
STEP 4. Using scan tool (M.U.T.-III), read the MPI system diagnostic trouble code
Check whether the MPI system-related DTC is stored.

Q: Is the DTC stored?
1. YES: Refer to DTC CHART for 2.4L or DIAGNOSTIC TROUBLE CODE CHART for 3.0L .
2. NO: Go to Step 5.
STEP 5. Check that the engine starts
Q: Does the engine start?
1. YES: The diagnosis is complete.
2. NO: Refer to DTC CHART for 2.4L or DIAGNOSTIC TROUBLE CODE CHART for 3.0L . Then go to Step 6.
STEP 6. Check that the engine starts
Replace the receiver antenna.

Q: Does the engine start?
1. YES: The diagnosis is complete.
2. NO: Replace ETACS-ECU and register the ID codes (Refer to HOW TO REGISTER KEY ID ).