Low severity
P0063Low voltage in the heating circuit of the lambda sensor (Bank 2, Sensor 3)
Part
Lambda sensor
Part price
$75
At a workshop
$100
You save
$25
How to read code P0063
P
System
Powertrain (engine and transmission)
0
Code type
Generic code (SAE / OBD-II)
0
Subsystem
General system / auxiliary measurement
63
Fault number
Specific fault within the subsystem
Symptoms
- Check engine light
- Stored fault code in the ECU
Possible causes
- Short to ground in the heating circuit
- Faulty heating element of the sensor (internal short circuit)
- Electrical connection issue
Diagnostic steps
- 1Measure the insulation resistance of the heating element
- 2Check voltage at the connector with the ignition on
- 3Replace the sensor if the heating element is shorted
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Frequently asked questions about P0063
What does code P0063 mean?
P0063: Low voltage in the heating circuit of the lambda sensor (Bank 2, Sensor 3).
What are the symptoms of code P0063?
Check engine light; Stored fault code in the ECU.
What causes code P0063?
Short to ground in the heating circuit; Faulty heating element of the sensor (internal short circuit); Electrical connection issue.
Can I drive with code P0063?
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 P0063?
The part (Lambda sensor) costs about $75, and a mechanic’s labour about $25.
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