Chrysler 2005 Crossfire SRT6 Service Manual page 2344

9 - 420 ENGINE - ELECTRICAL DIAGNOSTICS
(P0400) EGR SYSTEM PERFORMANCE (CONTINUED)
2.
CHECK FOR CURRENT DTC
WARNING: WHEN THE ENGINE IS OPERATING, DO NOT STAND
IN A DIRECT LINE WITH THE FAN. DO NOT PUT YOUR HANDS
NEAR THE PULLEYS, BELTS OR FAN. DO NOT WEAR LOOSE
CLOTHING.
Note: If the PCM detects and stores a DTC, the PCM also stores
the engine/vehicle operating conditions under which the DTC was
set. Some of these conditions are displayed on the DRB III at the
same time the DTC is displayed.
Note: Before erasing stored DTCs, record these conditions.
Attempting to duplicate these conditions may assist when check-
ing for a DTC.
Turn the ignition on.
With the DRB III , erase PCM DTCs.
Note: It maybe necessary to road test the vehicle for this DTC to set.
With the DRB III , read PCM DTCs.
Did this DTC set again?
Yes >> Go To 3
No >> Go To 10
3.
EGR OPERATION
Turn the ignition on.
Turn all accessories off.
Start the engine.
Allow the engine to reach normal operating temperature.
Does the engine run rough or stall?
Yes >> Go To 4
No >> Go To 5
4.
EGR VALVE OPEN AT IDLE
Turn the ignition off.
Disconnect the EGR Solenoid harness connector.
Note: Check connectors — Clean/repair as necessary.
Start engine. Attempt to allow the engine to idle.
Does the engine run rough or stall?
Yes >> Inspect the EGR tube assembly. If OK, replace the EGR valve. (Refer to 25 - EMISSIONS CONTROL/
EXHAUST GAS RECIRCULATION/VALVE - REMOVAL).
Perform POWERTRAIN VERIFICATION TEST VER - 2.
No >> Go To 5
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