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Home >> Audi >> 2015 >> A4 Prestige >> Repair and Diagnosis >> External Pages >> Different car >> Section 376 (Engine Control System (Diagnostic Codes (P1604-U0293) & Circuit Tests)) >> SFI System >> DTC P219A: Bank 1 Air-Fuel Ratio Imbalance [08/2013 - ] >> Description

DTC P219A: Bank 1 Air-Fuel Ratio Imbalance [08/2013 - ]: Description

WARNING: This page is about a different car, the 2014 Lexus ES 300h. However, it is still accessible from the selected car via links, so may be relevant.

Refer to DTC P0300. Refer to DESCRIPTION .

Refer to DTC P2195. Refer to DESCRIPTION .

DTC No. DTC Detection Condition Trouble Area
P219A The difference in air fuel ratio between the cylinders exceeds the threshold (2 trip detection logic).
  • Fuel injector assembly
  • Intake system
  • Gas leaks from exhaust system
  • Ignition system
  • Compression pressure
  • Air fuel ratio sensor (sensor 1)
  • ECM