Chrysler 300M 2002 Service Manual page 2725

DRIVEABILITY - NGC
Symptom:
*CHECKING HARD START (FUEL DELIVERY SYSTEM)
FUEL PRESSURE OUT OF SPECS
RESTRICTED FUEL SUPPLY LINE
FUEL PUMP MODULE
FUEL PUMP INLET STRAINER PLUGGED
INTERNAL FUEL SUPPLY LEAK
FUEL PUMP CAPACITY (VOLUME) OUT OF SPECS
FUEL PUMP MODULE
FUEL CONTAMINATION
TEST
1 Turn the ignition off.
WARNING: The fuel system is under a constant pressure even with the
engine off. Before testing or servicing any fuel system hose, fitting or line,
the fuel system pressure must be released.
Install a fuel pressure gauge to the fuel rail test port.
Turn the ignition on.
With the DRBIII , actuate the ASD Fuel System test and observe the fuel pressure
gauge.
NOTE: Fuel pressure specification is 400 KPa +/- 34 KPa (58 psi +/- 5 psi).
Choose a conclusion that best matches your fuel pressure reading.
Below Specification
Within Specification
Caution: Stop All Actuations.
POSSIBLE CAUSES
ACTION
Go To 2
Go To 4
296
APPLICABILITY
All