OBD Codes List

Diagnostic reference · P089B

P089B

Gear Lever X Position Sensor 2 Circuit Range/Performance

System
Transmission (P code)
Lamp
Check Engine Light
Category
Powertrain - Transmission

What it means

P089B means Gear Lever X Position Sensor 2 Circuit Range/Performance.

Where it lives

For P089B, the description names the sensor as the part involved.

Check these first

  • A gear lever X position sensor 2 that reads off range
  • Corrosion at the sensor 2 connector
  • A worn gear lever gate mechanism
  • A chafed sensor 2 signal wire
  • A TCM that misreads sensor 2

What to do next

  1. Read gear lever X position sensor 2 on a scan tool
  2. Move the lever through each gate and watch the value
  3. Inspect the sensor 2 connector and pins
  4. Check the sensor reference voltage
  5. Replace the sensor if the sweep is uneven
  6. Clear the code and retest

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Updated

Generic SAE J2012 definition. Last updated 2026-10-10.