DTC 52-02: Torque Sensor Power Supply (Initial Diagnosis)
WARNING: This page is about a different car, the 2013 Honda Fit, 2012 Honda Fit, 2011 Honda Fit, 2010 Honda Fit, and 2009 Honda Fit. However, it is still accessible from the selected car via links, so may be relevant.
- Turn the ignition switch to ON (II).
- Clear the DTC with the HDS.
- Turn the ignition switch to LOCK (0).
- Start the engine.
- Check for DTCs with the HDS.
Is DTC 52-02 indicated?
YES - Go to step 6.
NO - Intermittent failure, the system is OK at this time.
- Turn the ignition switch to LOCK (0).
- Disconnect EPS control unit connector B (16P), (see EPS CONTROL UNIT REMOVAL/INSTALLATION ).
- Turn the ignition switch to ON (II).
- Measure the voltage between body ground and EPS control unit connector B (I6P) terminal No. 1 and No. 5 individually.
Courtesy of AMERICAN HONDA MOTOR CO., INC.
Is there battery voltage?
YES - Repair short to power in the wire harness between the EPS control unit and the torque sensor.
NO - Go to step 10.
- Substitute a known-good EPS control unit (see EPS CONTROL UNIT REMOVAL/INSTALLATION ).
- Start the engine.
- Check for DTCs with the HDS.
Is DTC 52-02 indicated?
YES - Replace the steering gearbox (see STEERING GEARBOX REMOVAL AND INSTALLATION ).
NO - Replace the original EPS control unit (see EPS CONTROL UNIT REMOVAL/INSTALLATION ).