DTC    P2A00    A/F Sensor Circuit Slow Response (Bank 1 Sensor 1)

DESCRIPTION

MONITOR DESCRIPTION

WIRING DIAGRAM

INSPECTION PROCEDURE

CHECK ANY OTHER DTCS OUTPUT (IN ADDITION TO DTC P2A00 AND/OR P2A03)

READ VALUE USING INTELLIGENT TESTER (OUTPUT VOLTAGE OF A/F SENSOR)

PERFORM CONFIRMATION DRIVING PATTERN

CHECK WHETHER DTC OUTPUT RECURS (DTC P2A00 AND/OR P2A03)

REPLACE AIR FUEL RATIO SENSOR

PERFORM CONFIRMATION DRIVING PATTERN

CHECK WHETHER DTC OUTPUT RECURS (DTC P2A00 AND/OR P2A03)

CONFIRM WHETHER VEHICLE HAS RUN OUT OF FUEL IN PAST

INSPECT AIR FUEL RATIO SENSOR (HEATER RESISTANCE)

INSPECT A/F HTR RELAY

CHECK HARNESS AND CONNECTOR (A/F SENSOR -ECM)

CHECK AIR INDUCTION SYSTEM

CHECK PCV HOSE

CHECK FUEL PRESSURE (HIGH PRESSURE SIDE)

INSPECT FUEL INJECTOR

REPLACE AIR FUEL RATIO SENSOR

PERFORM CONFIRMATION DRIVING PATTERN

CHECK WHETHER DTC OUTPUT RECURS (DTC P2A00 AND/OR P2A03)

CONFIRM WHETHER VEHICLE HAS RUN OUT OF FUEL IN PAST