What does code P1162 mean?

Q: What does code P1162 mean?

HO2S11 Circuit Fault Bank 1 Sensor 1. P1162 on a Nissan means the engine control module has detected an abnormal electrical condition in the front heated oxygen sensor circuit for bank 1 sensor 1, which is the sensor mounted ahead of the catalytic converter on the bank containing cylinder number one. The computer monitors the sensor's heater circuit and signal return for voltage that falls outside the expected range during specific operating conditions, and it stores this code when the circuit does not respond as designed.

DTC codes / Nissan codes / P1162

P1162 · NissanHO2S11 Circuit Fault Bank 1 Sensor 1

P1162 on a Nissan means the engine control module has detected an abnormal electrical condition in the front heated oxygen sensor circuit for bank 1 sensor 1, which is the sensor mounted ahead of the catalytic converter on the bank containing cylinder number one. The computer monitors the sensor's heater circuit and signal return for voltage that falls outside the expected range during specific operating conditions, and it stores this code when the circuit does not respond as designed.

SystemPowertrain

Code typeNissan specific

SeverityMedium

Fix difficultyIntermediate

AreaFuel and air metering

Guidance is general and written for Nissan vehicles. Exact tests and values vary by model, so confirm the fault before replacing parts.