Subaru Crosstrek Service Manual: Dtc c0049 cruise controller abnormal

DTC detecting condition:

Faulty signal is received from the stereo camera.

Trouble symptom:

• VDC may not operate.

• EyeSight does not operate.

1.CHECK LAN SYSTEM.

Perform the diagnosis for LAN system. Basic Diagnostic Procedure">

Is there any fault in LAN system?

Perform the diagnosis according to DTC for LAN system. List of Diagnostic Trouble Code (DTC)">

Diagnostic Procedure with Diagnostic Trouble Code (DTC) > DTC C0049 CRUISE CONTROLLER ABNORMAL">Go to Step 2.

2.CHECK POOR CONTACT OF CONNECTORS.

Is there poor contact of the stereo camera connector?

Repair the connector.

Diagnostic Procedure with Diagnostic Trouble Code (DTC) > DTC C0049 CRUISE CONTROLLER ABNORMAL">Go to Step 3.

3.CHECK STEREO CAMERA.

Perform the diagnosis for the EyeSight system. Basic Diagnostic Procedure">

Is the check result OK?

Diagnostic Procedure with Diagnostic Trouble Code (DTC) > DTC C0049 CRUISE CONTROLLER ABNORMAL">Go to Step 4.

Perform the diagnosis according to DTC. Diagnostic Procedure with Diagnostic Trouble Code (DTC)">

4.CHECK VDCCM&H/U.

1) Connect all connectors.

2) Perform the Clear Memory Mode. Clear Memory Mode">

3) Perform the Inspection Mode. Inspection Mode">

4) Read the DTC. Read Diagnostic Trouble Code (DTC)">

Is the same DTC displayed?

Replace the VDCCM&H/U. VDC Control Module and Hydraulic Control Unit (VDCCM&H/U)">

Diagnostic Procedure with Diagnostic Trouble Code (DTC) > DTC C0049 CRUISE CONTROLLER ABNORMAL">Go to Step 5.

5.CHECK DETECTION OF OTHER DTCS FOR VDC.

Read Diagnostic Trouble Code (DTC)">

Is any other DTC displayed?

Perform the diagnosis according to DTC. List of Diagnostic Trouble Code (DTC)">

Currently, it is normal. There may have been a temporary poor contact in the harness and connector or a temporary noise interference.

Dtc c0046 body integrated module communication circuit

Dtc c0056 g sensor abnormal

Other materials:

Dtc c2022 tire 2 air pressure low (normal mode)
TIRE PRESSURE MONITORING SYSTEM (DIAGNOSTICS) > Diagnostic Procedure with Diagnostic Trouble Code (DTC)DTC C2022 TIRE 2 AIR PRESSURE LOW (NORMAL MODE)NOTE:Refer to DTC C2024 for diagnostic procedure. Diagnostic Procedure with Diagnostic Trouble Code (DTC) > DTC C2024 TIRE 4 AIR PRESSURE LOW ( ...

12
CRUISE CONTROL SYSTEM (DIAGNOSTICS) > Diagnostic Procedure with Cancel Code12Detected when brake pedal is depressed or malfunction related to stop light & brake switch occurs.TROUBLE SYMPTOM:• Cruise control cannot be set.• Cruise control cannot be released.WIRING DIAGRAM:Cruise c ...

Removal
FUEL INJECTION (FUEL SYSTEMS)(H4DO) > Engine Coolant Temperature SensorREMOVAL1. Disconnect the ground cable from battery.2. Drain engine coolant. Engine Coolant > REPLACEMENT">3. Disconnect the connector (A) from the engine coolant temperature sensor, and remove the engine coolant te ...