What this code means

The Transmission Range Sensor indicates the transmission is not in Park or Neutral during the Key On Engine Off or Key On Engine Running self-test. The test requires the vehicle to be in Park or Neutral.

Symptoms

• Check Engine Light
• Self-test failure

Common causes

• Vehicle not in Park or Neutral during test
• Faulty Transmission Range Sensor
• TRS out of adjustment
• Wiring issue

Diagnostic steps

1. Ensure vehicle is in Park during self-test
2. Test TRS signal on scan tool
3. Check TRS adjustment
4. Inspect TRS wiring

Repair notes

Ensure vehicle is in Park during test. Adjust or replace TRS if faulty.

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