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P2534 Cadillac Code - Ignition On/Start Switch Circuit Low Voltage

- Code Popularity: 21,519 Views
- Repair Importance Level: 3/3
- Repair Difficulty Level: 3/3
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What are the Possible Causes of the DTC P2534 Cadillac?

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 Ignition On/Start Switch
  • Ignition On/Start Switch harness is open or shorted
  • Ignition On/Start Switch circuit poor electrical connection
  • Faulty Body Control Module (BCM)
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How to Fix the DTC P2534 Cadillac?

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.

Code Tech Notes

This DTC is caused by low Ignition 1 voltage at the TCM. When diagnosing this DTC be sure to inspect the wire harness from the underhood fuse block to the TCM, especially in the right rear area of engine. The harness may have chaffed on the engine causing damage to the Ignition 1 circuit, wire 339, Pink.

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What is the Cost to Diagnose the Code?

Labor: 1.0

To diagnose the P2534 Cadillac 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?

  • Engine Light ON (or Service Engine Soon Warning Light)

Code P2534 Cadillac Description

The Body Control Module (BCM) controls the ignition main relay through the control circuit by applying a voltage to the circuit. The control module samples the system voltage on the Ignition 1 voltage circuit from the ignition main relay every 0.1 s.
The Diagnostic Trouble Code (DTC) will be set when the control module detects 6 V or less on the ignition voltage circuit, with the ignition, turned ON.

OBDII Code P2534 Cadillac - Ignition On/Start Switch Circuit Low Voltage - AutoCodes.com
P2534 Cadillac Code - Ignition On/Start Switch Circuit Low Voltage

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Code P2534 Cadillac comments

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