OBD-II code · Chassis

C051E Multi-axis Acceleration Sensor Module A Intermittent/Erratic

Intermittent signal from multi-axis accel module A.

Is it safe to drive with C051E?

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

Common causes

  • Most likelyConnector loose
  • Less likelyConnector with intermittent contact under vibration
  • Less likelyHarness routed against vibrating component

Symptoms

  • ABS warning light on
  • ESC/stability control deactivated
  • Possible reduced brake assist
  • Speedometer may behave erratically

Repair at a glance

Difficulty
Medium
DIY friendly
Best left to a mechanic
Typical labour
0.5–4 h
Emissions test
Usually unaffected
After the fix
A drive cycle is needed before the light stays off
Parts involved
Multi Axis Accel Module A

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