P0036 Low Powertrain

HO2S Heater Control Circuit (Bank 1 Sensor 2)

Common Causes

Failed downstream O2 sensor heater
Blown heater fuse
Open wiring to downstream sensor

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Quick Info

Code P0036
System Powertrain
Severity Low

Disclaimer

This information is for diagnostic guidance only. Always verify repairs with a qualified technician before performing safety-critical work.

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