P086F

Neutral Position Sensor A Not Learned

Severity

⚠️ Medium

Can you drive?

Yes, but get it checked soon

Approx. repair cost

$17–56 (est.)

Symptoms

Incorrect transmission operation
Check Engine light comes on
Gear shifting problems
The car may not start in neutral

Causes

Neutral position sensor malfunction
Problems with wiring or connectors
Failure during sensor learning process
Transmission control module (TCM) malfunction
Mechanical transmission problems

How to Fix

Check the condition of the neutral position sensor
Inspect wiring and connectors for damage
Perform sensor retraining procedure
Replace sensor if necessary
Check Transmission Control Module (TCM) operation

Related codes

P086E P0870 P0871