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Home >> Lexus >> 2017 >> IS 300 F Sport >> Repair and Diagnosis >> External Pages >> Different car >> Section 16 (Engine Control System (4GR-FSE) - Diagnostic Codes (5 Of 5) & Circuit Tests) >> SFI System >> DTC P219A: Bank 1 Air-Fuel Ratio Imbalance; DTC P219B: Bank 2 Air-Fuel Ratio Imbalance; DTC P219C: Cylinder 1 Air-Fuel Ratio Imbalance; DTC P219D: Cylinder 2 Air-Fuel Ratio Imbalance; DTC P219E: Cylinder 3 Air-Fuel Ratio Imbalance; DTC P219F: Cylinder 4 Air-Fuel Ratio Imbalance; DTC P21A0: Cylinder 5 Air-Fuel Ratio Imbalance; DTC P21A1: Cylinder 6 Air-Fuel Ratio Imbalance [04/2013 - 08/2015] >> Description

DTC P219A: Bank 1 Air-Fuel Ratio Imbalance; DTC P219B: Bank 2 Air-Fuel Ratio Imbalance; DTC P219C: Cylinder 1 Air-Fuel Ratio Imbalance; DTC P219D: Cylinder 2 Air-Fuel Ratio Imbalance; DTC P219E: Cylinder 3 Air-Fuel Ratio Imbalance; DTC P219F: Cylinder 4 Air-Fuel Ratio Imbalance; DTC P21A0: Cylinder 5 Air-Fuel Ratio Imbalance; DTC P21A1: Cylinder 6 Air-Fuel Ratio Imbalance [04/2013 - 08/2015]: Description

WARNING: This page is about a different car, the 2015 Lexus IS 250 and 2014 Lexus IS 250. 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, P2197.

Refer to DESCRIPTION 

DTC No. Detection Item DTC Detection Condition Trouble Area MIL Memory
P219A Bank 1 Air-Fuel Ratio Imbalance The difference in air fuel ratios 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 (bank 1 sensor 1)
  • ECM
 Comes on DTC stored
P219B Bank 2 Air-Fuel Ratio Imbalance The difference in air fuel ratios 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 (bank 2 sensor 1)
  • ECM
 Comes on DTC stored
P219C Cylinder 1 Air-Fuel Ratio Imbalance The difference in air fuel ratios 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 (bank 1 sensor 1)
  • ECM
 Comes on DTC stored
P219D Cylinder 2 Air-Fuel Ratio Imbalance The difference in air fuel ratios 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 (bank 2 sensor 1)
  • ECM
 Comes on DTC stored
P219E Cylinder 3 Air-Fuel Ratio Imbalance The difference in air fuel ratios 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 (bank 1 sensor 1)
  • ECM
 Comes on DTC stored
P219F Cylinder 4 Air-Fuel Ratio Imbalance The difference in air fuel ratios 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 (bank 2 sensor 1)
  • ECM
 Comes on DTC stored
P21A0 Cylinder 5 Air-Fuel Ratio Imbalance The difference in air fuel ratios 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 (bank 1 sensor 1)
  • ECM
 Comes on DTC stored
P21A1 Cylinder 6 Air-Fuel Ratio Imbalance The difference in air fuel ratios 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 (bank 2 sensor 1)
  • ECM
 Comes on DTC stored
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