Inspection Mode 1
WARNING: This page is about a different car, the 2022 Subaru WRX. However, it is still accessible from the selected car via links, so may be relevant.
| DTC | Description & trouble part | Note |
|---|---|---|
| B1731 | CENTRAL GATEWAY CONTROL MODULE CAN REGISTER STUCK | - |
| B1732 | CENTRAL GATEWAY CONTROL MODULE NON-VOLATILE MEMORY | - |
| U0100 | LOST COMMUNICATION WITH ECM/PCM "A" | - |
| U0101 | LOST COMMUNICATION WITH TCM | - |
| U0122 | LOST COMMUNICATION WITH VEHICLE DYNAMICS CONTROL MODULE | - |
| U0126 | LOST COMMUNICATION WITH STEERING ANGLE SENSOR MODULE | - |
| U0127 | LOST COMMUNICATION WITH TIRE PRESSURE MONITOR CONTROL MODULE AND/OR KEYLESS ENTRY CONTROL MODULE | - |
| U0129 | LOST COMMUNICATION WITH BRAKE SYSTEM CONTROL MODULE | - |
| U0131 | LOST COMMUNICATION WITH POWER STEERING CONTROL MODULE | - |
| U0132 | LOST COMMUNICATION WITH SUSPENSION CONTROL MODULE "A" | - |
| U0140 | LOST COMMUNICATION WITH BODY CONTROL MODULE | - |
| U0141 | LOST COMMUNICATION WITH BODY CONTROL MODULE "A" | - |
| U0151 | LOST COMMUNICATION WITH RESTRAINTS CONTROL MODULE | - |
| U0155 | LOST COMMUNICATION WITH INSTRUMENT PANEL CLUSTER (IPC) CONTROL MODULE | - |
| U0162 | LOST COMMUNICATION WITH AUDIO VISUAL NAVIGATION DISPLAY MODULE | - |
| U0164 | LOST COMMUNICATION WITH HVAC CONTROL MODULE | - |
| U0167 | LOST COMMUNICATION WITH IMMOBILIZER CONTROL MODULE | - |
| U0181 | LOST COMMUNICATION WITH HEADLAMP LEVELING CONTROL MODULE | - |
| U0208 | LOST COMMUNICATION WITH "SEAT CONTROL MODULE A" | - |
| U0209 | LOST COMMUNICATION WITH "SEAT CONTROL MODULE B" | - |
| U0230 | LOST COMMUNICATION WITH REAR GATE MODULE | - |
| U0254 | LOST COMMUNICATION WITH REMOTE START MODULE | - |
| U0327 | SOFTWARE INCOMPATIBILITY WITH VEHICLE SECURITY CONTROL MODULE | - |
| U1122 | LOST COMMUNICATION WITH VEHICLE DYNAMICS CONTROL MODULE C-CAN | - |
| U1129 | LOST COMMUNICATION WITH BRAKE SYSTEM CONTROL MODULE PU-CAN | - |
| U1131 | LOST COMMUNICATION WITH POWER STEERING CONTROL MODULE CH-BUS | - |
| U1135 | LOST COMMUNICATION WITH DCCD CONTROL MODULE | - |
| U1158 | LOST COMMUNICATION WITH EYESIGHT ASSIST MONITOR | - |
| U116A | LOST COMMUNICATION WITH MAP LOCATOR | - |
| U1198 | LOST COMMUNICATION WITH TELEMATICS SYSTEM | - |
| U122E | LOST COMMUNICATION WITH DRIVER SIDE MIRROR MODULE | - |
| U122F | LOST COMMUNICATION WITH PASSENGER SIDE MIRROR MODULE | - |
| U1232 | LOST COMMUNICATION WITH REAR/SIDE RADAR CONTROL MODULE | - |
| U1233 | LOST COMMUNICATION WITH RAB CONTROL MODULE | - |
| U1235 | LOST COMMUNICATION WITH EyeSight | - |
| U123A | LOST COMMUNICATION WITH DRIVER MONITORING SYSTEM | - |
| U123C | LOST COMMUNICATION WITH HIGH BEAM ASSIST CONTROL MODULE | - |
| U1253 | LOST COMMUNICATION WITH ACCESSORY INTERFACE MODULE | - |
| U1265 | LOST COMMUNICATION WITH MULTI VIEW SYSTEM | - |
| U1283 | LOST COMMUNICATION WITH EYESIGHT SA-BUS | - |
| U128D | LOST COMMUNICATION WITH SONAR ECU MAIN-CAN | - |
Diagnostic procedure:
- Using the Subaru Select Monitor, perform the clear memory of [Central Gateway]. Ref. to COMMON (DIAGNOSTICS)>CLEAR MEMORY
- Using the Subaru Select Monitor, read the DTC of [Central Gateway] to check that there is no DTC displayed. Ref. to CENTRAL GATEWAY (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 .
- After the ignition switch is turned ON, wait for 6 seconds or more.
- Using the Subaru Select Monitor, read the DTC of [Central Gateway] to check that there is no DTC displayed. Ref. to CENTRAL GATEWAY (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.