DTC P0327 Or P0328: Condition
WARNING: This page is about a different car, the 2002 Suzuki Vitara. However, it is still accessible from the selected car via links, so may be relevant.
DTC P0327 is set when Engine Control Module (ECM) detects that Knock sensor voltage is 0.9 volt or less for 2 seconds. DTC P0328 is set when ECM detects that Knock sensor voltage is 3.98 volts or more for 2 seconds. MIL is illuminated when ECM detects malfunction during 2 consecutive drive cycles. Possible causes are:
- ECM malfunction.
- Knock sensor malfunction.
- Knock sensor circuit malfunction.