What are the common causes of P08D8?

A shift solenoid K coil out of resistance spec. An open or short in the solenoid K wiring. Corrosion at the solenoid K connector. A TCM driver fault on the solenoid K circuit.

Read shift solenoid K data on a scan tool. Test the solenoid K circuit for short or open. Measure solenoid K resistance. Check the solenoid K connector for corrosion. Replace solenoid K if the coil is off spec. Clear the code and retest.

P08D8

Shift Solenoid K Electrical

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

What it means

P08D8 means Shift Solenoid K Electrical.

Where it lives

For P08D8, the description names the solenoid as the part involved.

Check these first

A shift solenoid K coil out of resistance spec
An open or short in the solenoid K wiring
Corrosion at the solenoid K connector
A TCM driver fault on the solenoid K circuit

What to do next

Read shift solenoid K data on a scan tool
Test the solenoid K circuit for short or open
Measure solenoid K resistance
Check the solenoid K connector for corrosion
Replace solenoid K if the coil is off spec
Clear the code and retest

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Updated

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