Dtc Description

DTC Description

DTC DETECTION LOGIC

POSSIBLE CAUSE

Confirm if DTC is PAST or CRNT. If DTC is CRNT, proceed with Diagnosis Procedure. If DTC is PAST, clear DTC. Do not replace the ABS actuator and electric unit (control unit) for a PAST DTC.

FAIL-SAFE

The following functions are suspended:

• VDC function

• TCS function

• ABS function

• EBD function

• Brake assist function

• Hill start assist function

Confirmation Procedure

Confirmation Procedure

1. PRECONDITIONING

   1. If “Confirmation Procedure” has been previously conducted, always place the ignition switch in the OFF position and wait at least 10 seconds before conducting the next test.

   >>

   GO TO 2.

2. CHECK DTC DETECTION

   1. CONSULT

      1. Ignition switch OFF.

         Note:

         Wait at least 10 seconds after placing ignition switch in the OFF position.

      2. Start the engine.

         Note:

         Wait at least 10 seconds after start the engine.

      3. Select "Self Diagnostic Result" mode of "ABS".

   Is DTC “C1058-04” detected?

   YES >>

   “CRNT” is displayed: Refer to DTC Diagnosis Procedure.

   YES >>

   “PAST” is displayed: Inspection End. (Erase "Self Diagnostic Result" mode of “ABS”.)

   NO >>

   To check malfunction symptom before repair: Refer to Intermittent Incident.

   NO >>

   Confirmation after repair: Inspection End.

Dtc Diagnosis Procedure

DTC Diagnosis Procedure

1. ADJUST THE NEUTRAL POSITION OF STEERING ANGLE SENSOR

   1. 1. Perform neutral position adjustment of steering angle sensor. Refer to Work Procedure.

      2. Perform “All DTC Reading”.

   Is DTC detected?

   YES >>

   Check the DTC.

   NO >>

   GO TO 2.

2. CHECK ABS ACTUATOR AND ELECTRIC UNIT (CONTROL UNIT) POWER SUPPLY AND GROUND CIRCUIT

   1. Check the ABS actuator and electric unit (control unit) power supply and ground circuit. Refer to Diagnosis Procedure.

   Is the inspection result normal?

   YES>>

   GO TO 3.

   NO>>

   Repair / replace harness, connector, fuse, or fusible link.

3. PERFORM SELF DIAGNOSTIC RESULT

   1. CONSULT

      Select "Self Diagnostic Result" mode of "ABS".

      Note:

      Replace the ABS actuator and electric unit (control unit) even if other DTCs are displayed along with “C1058-04” in self-diagnosis for “ABS”.

   Is DTC “C1058-04” detected?

   YES >>

   Replace the ABS actuator and electric unit (control unit). Refer to Removal and Installation.

   NO >>

   Inspection End.(Although motor built in the ABS actuator and electric unit (control unit) operates temporarily without a break, this is not a malfunction. Erase "Self Diagnostic Result" mode of “ABS”.)