DTC C1772: Alignment Sensor too far Right: 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. Check the radar for dirt or foreign material.
1. Wipe off the dirt or foreign material from the ACC/FCM-ECU's radar.
2. Check whether the ACC/FCM-ECU is installed correctly (Refer to ACC/FCM-ECU ).
Q: Is the check result normal?
1. YES: Go to Step 2
2. NO: Repair the ACC/FCM-ECU (Refer to ACC/FCM-ECU ). Then go to Step 2
STEP 2. Scan tool (M.U.T.-III) data list
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. Check the following data list (Refer to DATA LIST REFERENCE TABLE ).
  - Item No.223: Current angle offset horizontal
4. Turn the ignition switch to the "LOCK" (OFF) position.
Q: Is the check result normal?
1. YES: Go to Step 3
2. NO: Correct the installation angle of the ACC/FCM-ECU to reinstall it (Refer to ACC/FCM-ECU ). Then go to Step 3.
STEP 3. ACC/FCM-ECU's radar calibration
Perform calibration of ACC/FCM-ECU's radar calibration (Refer to RADAR CALIBRATION ).

Q: Has the calibration succeeded?
1. YES: This diagnosis is complete.
2. NO: Go to Step 4
STEP 4. Scan tool (M.U.T.-III) data list
Check the following data list (Refer to DATA LIST REFERENCE TABLE ).
- Item No.223: Current angle offset horizontal
Q: Is the check result normal?
1. YES: Go to Step 5
2. NO: Correct the installation angle of the ACC/FCM-ECU to reinstall it (Refer to ACC/FCM-ECU ). Then go to Step 3.
STEP 5. Check whether the diagnostic trouble code is stored again.
Q: Is diagnostic trouble code No. C1772 stored?
1. YES: Replace the ACC/FCM-ECU (Refer to ACC/FCM-ECU ).
2. NO: This diagnosis is complete.