EV Diagnostics
Source-backed diagnostic reference

P1174 EV diagnostic code

Fuel Trim Adaptation Additive Bank 1 Malfunction

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

  • BMW: Fuel Trim Adaptation Additive Bank 1 Malfunction Source
  • FORD: Cam Sensor Fault Source
  • JAGUAR: System Too Lean Banks 1 And 2 (Suspect HO2S) Source
  • LINCOLN: Cam Sensor Fault Source
  • MERCURY: Cam Sensor Fault Source
  • OTHER: Cam Sensor Fault Source
  • VOLKSWAGEN: Fuel Trim Bank 1 Different Injection Times Source
  • GENERIC: Cam Sensor Fault Source

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