Chrysler Sebring 2004 Service Manual page 2036

Symptom:
P0325-KNOCK SENSOR #1 CIRCUIT
When Monitored and Set Condition:
P0325-KNOCK SENSOR #1 CIRCUIT
When Monitored: With the ignition on and the engine running.
Set Condition: The Knock Sensor circuit voltage falls below a minimum value at idle or
deceleration. The minimum value is from a look-up table internal to the PCM and is based
on engine rpm. DTC also sets if sensor output goes above 5.0 volts.
GOOD TRIP EQUAL TO ZERO
(K42) KNOCK SENSOR SIGNAL CIRCUIT SHORTED TO VOLTAGE
(K42) KNOCK SENSOR SIGNAL CIRCUIT SHORTED TO GROUND
(K42) KNOCK SENSOR SIGNAL CIRCUIT OPEN
(K42) KNOCK SENSOR SIGNAL CIRCUIT SHORTED TO KNOCK SENSOR RETURN CIRCUIT
(K4) SENSOR GROUND CIRCUIT OPEN
KNOCK SENSOR
PCM
TEST
1 NOTE: Record the Freeze Frame Information that set along with the DTC.
Turn the ignition on.
With the DRBIII , read DTC's.
Is the Good Trip displayed and equal to zero?
Yes → Go To 2
→ Refer to the INTERMITTENT CONDITION symptom in the
No
2 Turn the ignition off.
Disconnect the Knock Sensor harness connector.
Measure the voltage of the (K42) Knock Sensor Signal circuit in the Knock Sensor
harness connector.
Is the voltage above 2.0 volts?
Yes → Repair the short to voltage in the (K42) Knock Sensor Signal
→ Go To 3
No
POSSIBLE CAUSES
ACTION
Driveability category.
Perform POWERTRAIN VERIFICATION TEST VER - 5.
circuit.
Perform POWERTRAIN VERIFICATION TEST VER - 5.
DRIVEABILITY - GAS
107
APPLICABILITY
All
All