P0827: Up and Down Shift Switch Circuit Low OBD-II Trouble Code

An up and down shift switch tells vehicle computer what gear you have manually selected with either the shifter or the paddle shifters. A P0827 DTC means there is a low voltage situation on the circuit this switch operates on.

Need a replacement transmission? Get an estimate for replacement transmissions and local installation. Look up your transmission model by vehicle make and model.

What Transmission Do I Have?

How Serious is the Code?

A P0827 diagnostic trouble code might only affect the manual shifting capability of your transmission. But that can cause drivability issues like hard shifts in limp mode.

Symptoms

Symptoms of a P0827 include:

  • Unusually hard shifts
  • Manual shifting function will not work
  • Limp mode

Causes

  • Damaged wiring
  • Corroded connectors
  • Broken upshift/downshift switch

How to Diagnose the Code?

Diagnosing a P0827 OBDII trouble code involves carefully checking the wiring and connectors on the transmission wiring harness. If no problems are found there, the up/down shift switch will need to be checked.

Need a replacement transmission? Get an estimate for replacement transmissions and local installation. Look up your transmission model by vehicle make and model.

What Transmission Do I Have?

What Repairs Will Fix P0827?

  • Repair or replace damaged wiring and connectors
  • Replace up and down shift switch

Related Codes

P0826: Up and Down Shift Switch Circuit