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C1551 Scion Code - Power Supply Voltage Malfunction

- Code Popularity: 629 Views
- Repair Importance Level: 3/3
- Repair Difficulty Level: 3/3
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What are the Possible Causes of the DTC C1551 Scion?

NOTE: The causes shown may not be a complete list of all potential problems, and it is possible that there may be other causes.
  • Power Steering ECU Fuse
  • Faulty Power Steering ECU
  • Power Steering ECU harness is open or shorted
  • Power Steering ECU circuit poor electrical connection
⚠ Does your Scion have Safety Recalls? → Check here

How to Fix the DTC C1551 Scion?

Review the 'Possible Causes' mentioned above and visually examine the corresponding wiring harness and connectors. Ensure to check for any damaged components and inspect the connector pins for signs of being broken, bent, pushed out, or corroded.

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What is the Cost to Diagnose the Code?

Labor: 1.0

To diagnose the C1551 Scion code, it typically requires 1.0 hour of labor. The specific diagnosis time and labor rates at auto repair shops can differ based on factors such as the location, make and model of the vehicle, and even the engine type. It is common for most auto repair shops to charge between $75 and $150 per hour.

What are Code Possible Symptoms?

  • Anti-Lock Brake System (ABS) Warning Light ON
  • Engine Light ON (or Service Engine Soon Warning Light)
  • Engine Crank and No Start
  • Security Immobiliser Warning Lights ON

Code C1551 Scion Description

The Power Steering ECU monitors itself for 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. The Diagnostic Trouble Code (DTC) will be set when an IG power source circuit malfunctions inside ECU.

OBDII Code C1551 Scion - Power Supply Voltage Malfunction - AutoCodes.com
C1551 Scion Code - Power Supply Voltage Malfunction

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Code C1551 Scion comments

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