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Home >> Toyota >> 2021 >> Highlander LE, 4WD >> Repair and Diagnosis >> Steering >> Power Steering >> Power Steering System - Diagnostic Codes & Circuit Tests >> Power Steering System >> DTC C1552: PIG Power Supply Voltage; DTC C1554: Power Supply Relay Failure [12/2019 - 11/2023] >> Caution / Notice / Hint

Caution / Notice / Hint

NOTE:
  • If the rack and pinion power steering gear assembly has been replaced, perform assist map writing and torque sensor zero point calibration.

    Refer to CALIBRATION [12/2019 - 11/2023]

  • Inspect the fuses for circuits related to this system before performing the following procedure.
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