Manufacturer Code Charts: 44

Advanced Hydraulic Booster DTC Troubleshooting: 44

DTC 44:

Partial Brake Pedal Stroke Sensor Malfunction

1. Turn the ignition switch to ON (II).

2. Clear the DTC with the HDS.

3. With the ignition switch in ON (II), press the brake pedal several times.

4. Check for DTCs with the HDS.

Is DTC 44 indicated?

YES -

Go to step 5.

NO -

Intermittent failure, the system is OK at this time. Check for loose terminals at the servo unit25P connector. Refer to intermittent failures troubleshooting.�

5. Turn the ignition switch to LOCK (0).

6. Substitute a known-good brake pedal stroke sensor Service and Repair.

7. Turn the ignition switch to ON (II).

8. Clear the DTC with the HDS.

9. With the ignition switch in ON (II), press the brake pedal several times.

10. Check for DTCs with the HDS.

Is DTC 44 indicated?

YES -

Replace the servo unit Service and Repair.�

NO -

Replace the original brake pedal stroke sensor Service and Repair.�