Chrysler 2005 Crossfire SRT6 Service Manual page 2401

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(P0451) FUEL TANK PRESSURE SENSOR PERFORMANCE (CONTINUED)
17.
5-VOLT SUPPLY CIRCUIT SHORT TO SENSOR GROUND CIRCUIT
With the ignition off.
Measure the resistance between the 5-Volt Supply circuit and the Sen-
sor Ground circuit at Fuel Tank Pressure Sensor harness connector.
Is the resistance above 100 kohms?
Yes >> Replace and program the Powertrain Control Module.
(Refer to 8 - ELECTRICAL/ELECTRONIC CONTROL
MODULES/POWERTRAIN
REMOVAL).
Perform POWERTRAIN VERIFICATION TEST - VER 2.
No >> Repair the 5-Volt Supply circuit for a short to the Sensor
Ground circuit.
Perform POWERTRAIN VERIFICATION TEST - VER 2.
18.
INTERMITTENT WIRING AND CONNECTORS
The condition that caused this DTC to set is currently not present. Inspect the related wiring harness for a possible
intermittent condition.
Note: Check connectors — Clean/repair as necessary. Poor pin to terminal connections can set DTCs. Using
the wiring diagram/schematic as a guide, inspect the wiring and connectors specific to this DTC. Wiggle the
wires while checking for shorts and open circuits.
Note: Check for any Technical Service Bulletins that may apply.
Were there any problems found?
Yes >> Repair as necessary.
Perform POWERTRAIN VERIFICATION TEST - VER 2.
No >> The condition that caused this DTC to set is currently not present. Inspect the related wiring harness for
a possible intermittent condition.
ENGINE - ELECTRICAL DIAGNOSTICS 9 - 477
CONTROL MODULE -