Inspection Mode 8
WARNING: This page is about a different car, the 2019 Subaru Ascent. However, it is still accessible from the selected car via links, so may be relevant.
| DTC | Item | Note |
|---|---|---|
| U0101 | LOST COMMUNICATION WITH TCM | - |
| U0128 | LOST COMMUNICATION WITH PARK BRAKE CONTROL MODULE | - |
| U0164 | LOST COMMUNICATION WITH HVAC CONTROL MODULE | - |
| U0231 | LOST COMMUNICATION WITH RAIN SENSING MODULE | - |
| U0402 | INVALID DATA RECEIVED FROM TCM | - |
| U0417 | INVALID DATA RECEIVED FROM PARK BRAKE CONTROL MODULE | - |
| U0424 | INVALID DATA RECEIVED FROM HVAC CONTROL MODULE | - |
| U123C | LOST COMMUNICATION WITH HIGH BEAM ASSIST CONTROL MODULE | - |
| U153D | INVALID DATA RECEIVED FROM HIGH BEAM ASSIST CONTROL MODULE | - |
Diagnostic procedure:
- Using the Subaru Select Monitor, perform the clear memory of [Body Control]. Ref. to COMMON (diag)>CLEAR MEMORY .
- Using the Subaru Select Monitor, read the DTC of [Body Control] to check that there is no DTC displayed. Ref. to BODY CONTROL (DIAGNOSTICS)>DIAGNOSTIC TROUBLE CODE (DTC) .NOTE: If the DTC is displayed on the screen, the trouble is still present. Perform the diagnosis for the displayed DTCs. After solving the DTC, repeat from step 1. Ref. to BODY CONTROL (DIAGNOSTICS)>DIAGNOSTIC TROUBLE CODE (DTC)>LIST .
- Confirm that [Customize] items of [Body Control] correspond to the vehicle. Ref. to BODY CONTROL (DIAGNOSTICS)>CUSTOMIZE .
- Turn the ignition switch OFF → ON, and wait for 10 seconds or more.
- Using the Subaru Select Monitor, read the DTC of [Body Control] to check that there is no DTC displayed. Ref. to BODY CONTROL (DIAGNOSTICS)>DIAGNOSTIC TROUBLE CODE (DTC) .NOTE: If the DTC is displayed on the screen, the trouble is still present. Perform the diagnosis for the displayed DTCs. Ref. to BODY CONTROL (DIAGNOSTICS)>DIAGNOSTIC TROUBLE CODE (DTC)>LIST .