OBD-II Code BMW

P1332 — BMW — Knock Sensor 4 Low Input

The ECU detects a low signal condition from Knock Sensor 4.

Brand BMW
System Knock Control System
Severity Medium
Safe to drive? Not recommended
Advanced scanner Yes

What does code P1332 mean on BMW vehicles?

The ECU detects a low signal condition from Knock Sensor 4.

Common symptoms

  • Loss of engine power

Possible causes

  • Faulty knock sensor
  • wiring or connector issues

Initial recommendation

Inspect knock sensor and wiring, replace sensor if necessary.

Safety notice

This information is for guidance only. Brand-specific codes may vary by model, year, engine, transmission and vehicle configuration. It does not replace a physical inspection or diagnosis by a qualified mechanic. If the vehicle is unsafe to operate, avoid driving it and seek professional inspection.

Analyze this code with MecaOBD

Use the app to combine BMW code P1332 with your vehicle's actual symptoms for more complete diagnostic guidance.

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