GSIC - Global Service Information Center

### DTC P0130/21 Oxygen (A/F) Sensor Circuit Malfunction (Bank 1 Sensor 1)

DESCRIPTION

WIRING DIAGRAM

CONFIRMATION DRIVING PATTERN

INSPECTION PROCEDURE

When using intelligent tester:

CHECK OTHER DTC OUTPUT

READ VALUE OF DATA LIST (OUTPUT VOLTAGE OF HEATED OXYGEN SENSOR)

CHECK PCV HOSE

INSPECT HEATED OXYGEN SENSOR

INSPECT INTEGRATION RELAY (MAIN RELAY)

CHECK WIRE HARNESS (HEATED OXYGEN SENSOR - ECM)

CHECK AIR INDUCTION SYSTEM

CHECK FUEL PRESSURE

INSPECT FUEL INJECTOR ASSEMBLY

PERFORM CONFIRMATION DRIVING PATTERN

READ OUTPUT DTC

When not using intelligent tester:

CHECK OTHER DTC OUTPUT

CHECK WIRE HARNESS (HEATED OXYGEN SENSOR - ECM)