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C2318 Lexus Code - Low Voltage Error Power Supply Malfunction

- Code Popularity: 831 Views
- Repair Importance Level: 3/3
- Repair Difficulty Level: 3/3
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What are the Possible Causes of the DTC C2318 Lexus?

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

How to Fix the DTC C2318 Lexus?

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 C2318 Lexus 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)

Code C2318 Lexus Description

The Auxiliary Battery voltage is applied to terminal +B when the power switch is on (IG). The Transmission Control ECU outputs this Diagnostic Trouble Code (DTC) when the input voltage drops

OBDII Code C2318 Lexus - Low Voltage Error Power Supply Malfunction - AutoCodes.com
C2318 Lexus Code - Low Voltage Error Power Supply Malfunction

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Code C2318 Lexus comments

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