Low severity
P0036Lambda Sensor Heater Circuit Fault (Bank 1, Sensor 2)
Part
Downstream Lambda Sensor
Part price
$75
At a workshop
$100
You save
$25
How to read code P0036
P
System
Powertrain (engine and transmission)
0
Code type
Generic code (SAE / OBD-II)
0
Subsystem
General system / auxiliary measurement
36
Fault number
Specific fault within the subsystem
Symptoms
- Check Engine light is illuminated
- Slightly higher fuel consumption on a cold engine
- No effect on driving dynamics
Possible causes
- Heater element failure in the lambda sensor
- Heater circuit power wire open circuit
- Heater circuit safety switch failure
Diagnostic steps
- 1Check the lambda sensor heater circuit power relay
- 2Measure the resistance of the heater element at the sensor connector
- 3Inspect the wiring from the sensor to the computer
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Frequently asked questions about P0036
What does code P0036 mean?
P0036: Lambda Sensor Heater Circuit Fault (Bank 1, Sensor 2).
What are the symptoms of code P0036?
Check Engine light is illuminated; Slightly higher fuel consumption on a cold engine; No effect on driving dynamics.
What causes code P0036?
Heater element failure in the lambda sensor; Heater circuit power wire open circuit; Heater circuit safety switch failure.
Can I drive with code P0036?
SAFE TO DRIVE – The fault does not immobilise the car, but diagnose it as soon as possible.
How much does it cost to fix code P0036?
The part (Downstream Lambda Sensor) costs about $75, and a mechanic’s labour about $25.
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