Are any DTCs present ?
 | ▶ Substitute with a known-good PCM(ECM) and check for proper operation. If problem is corrected, replace PCM(ECM) and then go to "Verification of Vehicle Repair" procedure. ▶ If NG, replace HECU and then go to "Verification of Vehicle Repair" procedure. note ※ In a case of replacing HECU, operate following functions 1) "Steering Angle Sensor Calibration" for steering angle sensor offset correction (refer to C1261) -ESP only 2) "Longituginal Sensor Calibration" for Longituginal sensor offset correction (refer to C1285) - ESP only 3) "Variant Coding" for 2WD/4WD type setting (refer to C1702) |
 | ▶ Fault is intermittent caused by faulty HECU, faulty PCM(ECM) or was repaired and HECU memory was not cleared. Go to "Verification of Vehicle Repair" procedure. |
