Error code
OBD2 P0332
OBD2P0332
Diagnostic Trouble Code· Standard OBD-II fault code read from the vehicle's onboard diagnostics.
What it means
Knock Sensor 2 Circuit Low.
Severity
moderateCan drive, but performance issues may occur.
Summary
P0332 indicates that the knock sensor (KS) on bank 2 of your engine is producing low input signals to the PCM.
Symptoms
- Lack of power
- Engine hesitation
- Pinging or knocking sounds
Common Causes
- Failed knock sensor
- Fault in the knock sensor circuit
- PCM failure
Diagnosis
- Visually inspect the sensor and connection.
- Perform a basic test of the knock sensor using a timing light or scan tool.
- Test the sensor output with a multimeter to check for AC voltage readings.
- Check the circuit continuity between the sensor and PCM.
Fixes
- Replace the faulty knock sensor if it is determined to be bad.
FAQ
What does P0332 mean?
P0332 indicates a low input signal from the knock sensor on bank 2 of your engine.
How do I diagnose P0332?
Diagnose by visually inspecting, performing basic tests with a timing light or scan tool, and testing circuit continuity between the sensor and PCM.
Not affiliated with OBD2. Answer summarized from the manufacturer's manual linked above; consult that source for the authoritative procedure.
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- P0304Cylinder 4 Misfire Detected
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