EV Diagnostics
Source-backed diagnostic reference

P1518 EV diagnostic code

Throttle Actuator Control (TAC) Module Serial Data Circuit

Reference status: This page preserves source-backed code definitions for discovery. Manufacturer/model applicability, repair steps and safety conclusions are not treated as verified unless a manufacturer-specific verified report is available.

Reference definitions

  • BUICK: Throttle Actuator Control (TAC) Module Serial Data Circuit Source
  • CADILLAC: Throttle Actuator Control (TAC) Module Serial Data Circuit Source
  • CHEVY: Throttle Actuator Control (TAC) Module Serial Data Circuit Source
  • CHRYSLER: Throttle Actuator Control (TAC) Module Serial Data Circuit Source
  • FORD: Intake Manifold Runner Control Fault Stuck Open Source
  • GM: Throttle Actuator Control (TAC) Module Serial Data Circuit Source
  • GMC: Throttle Actuator Control (TAC) Module Serial Data Circuit Source
  • LINCOLN: Intake Manifold Runner Control Fault Stuck Open Source
  • MERCURY: Intake Manifold Runner Control Fault Stuck Open Source
  • OLDSMOBILE: Throttle Actuator Control TAC Module Serial Data Circuit Source
  • OTHER: Intake Manifold Runner Control (Stuck Open) Source
  • SATURN: Throttle Actuator Control TAC Module Serial Data Circuit Source
  • SUBARU: Starter Switch Circuit Low Input Source
  • VOLKSWAGEN: Main Relay Circuit Short To B+ Source

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