SAAB WIS ONLINE

P0328

Read the instructions below then start the fault diagnostic procedure.

Symptom: CHECK ENGINE comes on after two driving cycles. Limited torque.

P0328


Knock Sensor Circuit. High Input, Bank 1.


Fault symptoms


CHECK ENGINE comes on after two driving cycles.

Limited torque.


Conditions

The following conditions apply for this DTC:


The engine has started and engine rpm exceeds 800 rpm.

Engine coolant temperature exceeds 60 °C.

Main relay voltage exceeds 11 V.

Fuel shut-off is active.

Knock voltage above 2 V after sparking for 25 ignitions.


Diagnostic help

Fault diagnosis concerns electrical faults in connecting cables or in the ignition discharge module.

Diagnostic tool functions related to this fault are:


Knock sensor reading, in V.


Note

The knock sensor is an internal ignition discharge module function. There is no external sensor.


See also the description of readings under Menu "Read Values" for more information.

Check the wiring

Note

Jiggle the leads and in-line connectors at various points and in different directions to detect any intermittent breaks or short circuits in the wiring. Observe the multimeter, test lamp or diagnostic tool while doing this.