OBD-II code · Powertrain (generic, extended)

P2E18 Intermediate Shaft Selection Actuator Position Sensor Circuit High

The ECM detects a circuit high fault on the intermediate shaft selection actuator position sensor. Reading cannot be used reliably for control.

Is it safe to drive with P2E18?

The car may go into limp mode (reduced power). Get it diagnosed before a long trip.

Common causes

  • Most likelySignal wire shorted to B+
  • PossibleOpen sensor
  • Less likelyConnector pins corroded - high contact resistance

Repair at a glance

Difficulty
Medium
DIY friendly
Best left to a mechanic
Typical labour
1–4 h
Emissions test
Usually unaffected
Parts involved
Intermediate Shaft Selection Actuator Position Sensor, Wiring Harness, Tcm

Code data: OBDex open dataset (CC0). Labour times are typical ranges, not a quote.