OBDII Code List

C1551 TOYOTA - Power Supply Voltage Malfunction

Repair Importance Level: 3/3
Repair Difficulty Level: 3/3   
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Possible causes

  • Faulty Power Steering ECU
  • Power Steering ECU harness is open or shorted
  • Power Steering ECU circuit poor electrical connection

Possible symptoms

  • Anti-Lock Brake System (ABS) Warning Light ON
  • Engine Light ON (or Service Engine Soon Warning Light)

C1551 Toyota Description

The Power Steering ECU monitors itself for the proper operation. The Power Steering ECU sets the OBDII code when it detects an internal malfunction. The Power Steering ECU distinguishes the ignition switch status as ON or OFF through the IG power source circuit.
OBDII Code C1551 Toyota - Power Supply Voltage Malfunction -

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C1551 TOYOTA Comments

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