DTC 49: Cal FR Brake Fluid Pressure Sensor Center Position Error

1. Turn the ignition switch ON (II).

1. Clear the DTCs with the HDS.

1. Watch the adaptive cruise control (ACC) indicator.

Does the adaptive cruise control (ACC) indicator stay off?

YES | - | Go to Step 4 .
NO | - | Go to Step 5 .

1. Press the brake pedal, and watch the adaptive cruise control (ACC) indicator.

Does the adaptive cruise control (ACC) unit indicator stay off?

YES | - | The system is OK at this time. Check for loose or poor connections.■
NO | - | Go to Step 5 .

1. Check for DTCs with the HDS.

Is DTC 49 indicated?

YES | - | Go to Step 6 .
NO | - | Troubleshoot the indicated DTC(s). If there are no DTCs, the system is OK at this time.■

1. Turn the ignition switch OFF.

1. Disconnect the 20P connector from the adaptive cruise control (ACC) unit.

1. Check for continuity between the adaptive cruise control (ACC) unit 20P connector No. 5 terminal and body ground.

Is there continuity?

YES | - | Repair a short to ground in the wire between the adaptive cruise control (ACC) unit and the right front pressure sensor.■
NO | - | Go to Step 9 .

1. Disconnect the 3P connector from the right front pressure sensor.