Inspection Procedure 6: The Tachometer Does Not Work (The Other Meters Work): 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. 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 2.
2. NO: Repair the CAN bus line (Refer to DIAGNOSIS ). Complete the CAN troubleshooting, and then go to Step 6.
STEP 2. Using scan tool (M.U.T.-III), read the combination meter diagnostic trouble code
Check if DTC is stored in the combination meter.

Q: Is the DTC stored?
1. YES: Troubleshoot the combination meter. Refer to COMBINATION METERS DIAGNOSTIC . Complete the combination meter troubleshooting, then go to Step 6.
2. NO: Go to Step 3
STEP 3. Using scan tool (M.U.T.-III), read the ECM diagnostic trouble code.
Check if DTC is stored in the ECM.

Q: Is the DTC stored?
1. YES: Troubleshoot the engine (Refer to DTC CHART < 2.4 L ENGINE >, GROUP 13B - DTC Chart P.13B-51 < 3.0 L ENGINE >). Complete the engine troubleshooting, and then go to Step 6.
2. NO: Go to Step 4
STEP 4. Using scan tool (M.U.T.-III), check actuator test
- Item 2: Tachometer (Refer to ACTUATOR TEST TABLE ).
Q: Is the check result normal?
1. YES: Go to Step 5
2. NO: Replace the combination meter, and then go to Step 6.
STEP 5. Check by scan tool (M.U.T.-III) "Special Function"
- Item 4: Pointer (Refer to SPECIAL FUNCTION TABLE ).
Q: Is the check result normal?
1. YES: Go to Step 6
2. NO: Replace the combination meter, and then go to Step 6.
STEP 6. Retest the system
Check that the tachometer works normally.

Q: Is the check result normal?
1. YES: The procedure is complete. (If no malfunctions are found in all steps, an intermittent malfunction is suspected. Refer to /HOW TO COPE WITH INTERMITTENT MALFUNCTION ).
2. NO: Go to Step 1.