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DTC P2A00 A/F Sensor Circuit Slow Response (Bank 1 Sensor 1); DTC P2A03 A/F Sensor Circuit Slow Response (Bank 2 Sensor 1): Description

Refer to DTC P2195 (See DTC P2195 OXYGEN (A/F) SENSOR SIGNAL STUCK LEAN (BANK 1 SENSOR 1); DTC P2196 OXYGEN (A/F) SENSOR SIGNAL STUCK RICH (BANK 1 SENSOR 1); DTC P2197 OXYGEN (A/F) SENSOR SIGNAL STUCK LEAN (BANK 2 SENSOR 1); DTC P2198 OXYGEN (A/F) SENSOR SIGNAL STUCK RICH (BANK 2 SENSOR 1) ).

DTC DETECTION CONDITION CHART

DTC Code DTC Detection Condition Trouble Area
P2A00 The calculated value of the air-fuel ratio (A/F) sensor response rate deterioration level is less than the threshold (2 trip detection logic).
  • Open or short in air-fuel ratio (A/F) (for Bank 1) sensor circuit
  • A/F sensor (for Bank 1)
  • ECM
P2A03 The calculated value of the air-fuel ratio (A/F) sensor response rate deterioration level is less than the threshold (2 trip detection logic).
  • Open or short in A/F sensor (for Bank 2) circuit
  • A/F sensor (for Bank 2)
  • ECM
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