DTC    P2195    Oxygen (A/F) Sensor Signal Stuck Lean (Bank 1 Sensor 1)

DESCRIPTION

WIRING DIAGRAM

CONFIRMATION DRIVING PATTERN

INSPECTION PROCEDURE

CHECK ANY OTHER DTCS OUTPUT (IN ADDITION TO P2195 OR P2196)

READ VALUE USING INTELLIGENT TESTER (OPERATE EGR VALVE)

INSPECT EGR VALVE ASSEMBLY

READ VALUE USING INTELLIGENT TESTER (TEST VALUE OF AIR FUEL RATIO SENSOR)

READ VALUE USING INTELLIGENT TESTER (OUTPUT VOLTAGE OF AIR FUEL RATIO SENSOR)

PERFORM CONFIRMATION DRIVING PATTERN

CHECK WHETHER DTC OUTPUT RECURS (DTC P2195 OR P2196)

REPLACE AIR FUEL RATIO SENSOR

PERFORM CONFIRMATION DRIVING PATTERN

CHECK WHETHER DTC OUTPUT RECURS (DTC P2195 OR P2196)

CONFIRM WHETHER VEHICLE HAS RUN OUT OF FUEL IN PAST

INSPECT AIR FUEL RATIO SENSOR (HEATER RESISTANCE)

INSPECT AIR FUEL RATIO SENSOR (POWER SOURCE)

CHECK HARNESS AND CONNECTOR (AIR FUEL RATIO SENSOR - ECM)

CHECK AIR INDUCTION SYSTEM

CHECK FUEL PRESSURE

INSPECT FUEL INJECTOR ASSEMBLY

REPLACE AIR FUEL RATIO SENSOR

PERFORM CONFIRMATION DRIVING PATTERN

CHECK WHETHER DTC OUTPUT RECURS (DTC P2195 OR P2196)

CONFIRM WHETHER VEHICLE HAS RUN OUT OF FUEL IN PAST

CHECK HARNESS AND CONNECTOR (AIR FUEL RATIO SENSOR - INTEGRATION RELAY)

REPLACE AIR FUEL RATIO SENSOR

PERFORM CONFIRMATION DRIVING PATTERN

CHECK WHETHER DTC OUTPUT RECURS (DTC P2195 OR P2196)