OBD-II code · Chassis

C0912 TPMS Initiator Front Circuit Malfunction

The TPMS module has detected an electrical fault in the front low-frequency initiator (used to wake and locate sensors). Position learning of the front sensors fails.

Is it safe to drive with C0912?

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

Common causes

  • Most likelyLF initiator coil failed
  • PossibleWiring or connector fault

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
0.5–2 h
Emissions test
Usually unaffected
Parts involved
TPMS Initiator, TPMS Module, Initiator Wiring

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