p0332
Moderate
Cadillac · SUVs
Knock Sensor 2 Circuit Low Input (Bank 2)
Quick Answer
Error code P0332 on your Cadillac SUVs means: Knock Sensor 2 Circuit Low Input (Bank 2). This is usually fixable — see the step-by-step guide below.
Affected Models
Likely Causes
  1. Defective knock sensor
  2. Poor electrical connection at sensor
  3. Broken sensor wiring
  4. Engine control module fault
How to Fix It
1
Retrieve code with OBD2 scanner
2
Check knock sensor connector fit
3
Measure knock sensor output signal
4
Install replacement sensor
Pro Tip
This fix requires some technical knowledge. If you're unsure about any step, consider contacting support or a qualified technician.
Parts You May Need
Knock sensor
Connectors
Socket set
Related Error Codes
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