DTC Detection Logic

DTC No.

CONSULT screen terms

DTC detecting condition

(Trouble diagnosis content)

Malfunction type

P2243

00

O2 SENSOR REF VOLTAGE B1 SEN 1

(O2 Sensor Reference Voltage Circuit/Open Bank 1 Sensor 1)

NO SUBTYPE INFORMATION

The reference voltage connection of oxygen sensor 1 (cylinder bank 1) has an electrical malfunction or open circuit.