OBD-II code · Powertrain (generic)

P0764 Shift Solenoid C Intermittent

Shift solenoid C shows intermittent electrical or hydraulic dropouts — vibration, loose connector, ATF contamination or thermal sensitivity. Hard to reproduce on a static bench check.

Is it safe to drive with P0764?

Usually safe to drive in the short term. Get it diagnosed when convenient, sooner if the car drives differently.

Common causes

  • Most likelyLoose connector at the transmission
  • PossibleHot-soak intermittent
  • Less likelyConnector with intermittent contact under vibration

Symptoms

  • Check engine or transmission warning light on
  • Harsh, delayed, or missing shifts
  • Possible limp mode (locked in one gear)
  • Slipping or shuddering during gear changes

Repair at a glance

Difficulty
Medium
DIY friendly
Best left to a mechanic
Typical labour
1–5 h
Emissions test
Usually unaffected
Parts involved
Shift Solenoid C, Tcm

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