DTC P0326

DTC: P0326 Knock sensor 1 circuit range/performance

Activation requirement CHECK ENGINE lamp:
Two consecutive trips with fault.

Activation of CHECK ENGINE lamp:
At start of next trip.

Test to detect fault:
If the prepared signals are outside the specified limits, with engine speeds above approximately 3700 rpm and inactive knock sensor system, the engine control module recognizes a fault and transmits a message to the diagnostic module via CAN.