Chrysler 2005 Crossfire SRT6 Service Manual page 2309

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(P0325) KNOCK SENSOR 1 CIRCUIT LOW (CONTINUED)
When Monitored and Set Condition
• When Monitored: With the Engine at operating temperature, engine speed greater than 2000 RPM, load
greater than 40%, and Anti-Knock control not active.
• Set Condition: Lower limit: Knock Sensor voltage is less than 0.10 volts. Upper limit: Knock Sensor voltage is
greater than 4.98 volts.
KNOCK SENSOR SIGNAL CIRCUIT OPEN
KNOCK SENSOR SIGNAL CIRCUIT SHORT TO GROUND
KNOCK SENSOR SIGNAL CIRCUIT SHORT TO VOLTAGE
SENSOR GROUND CIRCUIT OPEN
SENSOR GROUND CIRCUIT SHORT TO GROUND
SENSOR GROUND CIRCUIT SHORT TO VOLTAGE
KNOCK SENSOR SIGNAL CIRCUIT SHORT TO SENSOR GROUND CIRCUIT
KNOCK SENSOR
POWERTRAIN CONTROL MODULE
For a complete Powertrain Control Module Circuit Diagram, (Refer to 9 - ENGINE - SCHEMATICS AND DIA-
GRAMS).
Diagnostic Test
1.
PRE-DIAGNOSTIC CHECK OUT
Note: Always perform diagnostics with a fully charged battery.
Note: Check connectors — Clean/repair as necessary. Poor pin to
terminal connections can set DTCs.
Note: Check for applicable TSBs related to the problem.
Turn the ignition on.
With the DRB III , read PCM DTCs.
Using the wiring diagram/schematic as a guide, inspect the wiring and
connectors. Repair as necessary.
Perform this procedure prior to symptom diagnosis.
Continue
Go To 2
2.
CHECK FOR CURRENT DTC
Turn the ignition on.
With the DRB III , read PCM DTCs.
Is this DTC present?
Yes >> Go To 3
No >> Go To 11
ENGINE - ELECTRICAL DIAGNOSTICS 9 - 385
POSSIBLE CAUSES