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Home >> Toyota >> 2021 >> Highlander LE, 4WD >> Repair and Diagnosis >> Steering >> Manual Steering >> Power Steering System - Diagnostic Codes & Circuit Tests >> Power Steering System >> DTC C05D6-04: Power Steering Control Module Processor System Internal Failure; DTC C05D6-46: Power Steering Control Module Processor Calibration / Parameter Memory Failure; DTC C05D6-49: Power Steering Control Module Processor Internal Electronic Failure; DTC C1000-1C: Control Module Internal Temperature Sensor "A" Circuit Voltage Out of Range; DTC C1005-1C: Control Module Internal Temperature Sensor "B" Circuit Voltage Out of Range; DTC C1511-62: Power Steering Torque Sensor "A" Signal Compare Failure; DTC C1511-87: Power Steering Torque Sensor "A" Missing Message; DTC C1512-62: Power Steering Torque Sensor "B" Signal Compare Failure; DTC C1512-87: Power Steering Torque Sensor "B" Missing Message; DTC C151A-17: Power Steering Torque Sensor "A" Supply Voltage Circuit Voltage Above Threshold; DTC C151B-17: Power Steering Torque Sensor "B" Supply Voltage Circuit Voltage Above Threshold; DTC C152A-18: Power Steering Motor "A" Circuit Current Below Threshold; DTC C152A-19: Power Steering Motor "A" Circuit Current Above Threshold; DTC C152B-18: Power Steering Motor "B" Circuit Current Below Threshold; DTC C152B-19: Power Steering Motor "B" Circuit Current Above Threshold; DTC C153A-00: Malfunction of Power Steering Motor "A" Inverter Pre-Driver; DTC C153A-19: Power Steering Motor "A" Inverter Circuit Current Above Threshold; DTC C153A-9F: Power Steering Motor "A" Inverter Stuck Off; DTC C153B-00: Malfunction of Power Steering Motor "B" Inverter Pre-Driver; DTC C153B-19: Power Steering Motor "B" Inverter Circuit Current Above Threshold; DTC C153B-9F: Power Steering Motor "B" Inverter Stuck Off; DTC C154A-7E: Power Supply & Contrary Connection Protection Relay "A" Actuator Stuck On; DTC C154A-7F: Power Supply & Contrary Connection Protection Relay "A" Actuator Stuck Off; DTC C154B-7E: Power Supply & Contrary Connection Protection Relay "B" Actuator Stuck On; DTC C154B-7F: Power Supply & Contrary Connection Protection Relay "B" Actuator Stuck Off; DTC C156A-9E: Power Steering Motor "A" Shut Down Relay Stuck On; DTC C156A-9F: Power Steering Motor "A" Shut Down Relay Stuck Off; DTC C156B-9E: Power Steering Motor "B" Shut Down Relay Stuck On; DTC C156B-9F: Power Steering Motor "B" Shut Down Relay Stuck Off; DTC C157A-11: Power Steering Motor "A" Current Sensor Circuit Short to Ground; DTC C157A-62: Power Steering Motor "A" Current Sensor Signal Compare Failure; DTC C157B-11: Power Steering Motor "B" Current Sensor Circuit Short to Ground; DTC C157B-62: Power Steering Motor "B" Current Sensor Signal Compare Failure; DTC C159A-49: Power Steering Motor "A" Terminal Voltage Detect Circuit Internal Electronic Failure; DTC C159B-49: Power Steering Motor "B" Terminal Voltage Detect Circuit Internal Electronic Failure; DTC C15D1-62: Power Steering Motor Position Sensor "A" Signal Compare Failure; DTC C15D1-87: Power Steering Motor Position Sensor "A" Missing Message; DTC C15D2-62: Power Steering Motor Position Sensor "B" Signal Compare Failure; DTC C15D2-87: Power Steering Motor Position Sensor "B" Missing Message [11/2023 - ] >> Caution / Notice / Hint

Caution / Notice / Hint

NOTE:

When replacing the rack and pinion power steering gear assembly, perform Power Steering ECU Initial Setting.

Refer to CALIBRATION [11/2023 - ]