Chrysler 2005 Crossfire SRT6 Service Manual page 2234

9 - 310 ENGINE - ELECTRICAL DIAGNOSTICS
(P0221) APPS SENSOR 1 AND 2 VOLTAGE CORRELATION (CONTINUED)
3.
CHECK THE APP SENSOR
Turn the ignition off.
Disconnect the APP Sensor harness connector.
Note: Check connectors — Clean/repair as necessary.
Turn the ignition on.
With the DRB III , clear 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 4
No >> Replace the Accelerator Pedal Position Sensor. (Refer to
14 - FUEL SYSTEM/FUEL INJECTION/ACCELERATOR PEDAL - REMOVAL).
Perform POWERTRAIN VERIFICATION TEST - VER 2.
4.
CHECK THE APP SENSOR SIGNAL CIRCUITS FOR A SHORT TOGETHER
Turn the ignition off.
Disconnect the PCM C4 harness connector.
Note: Check connectors — Clean/repair as necessary.
Measure the resistance between the APP Sensor Signal 1 circuit and
the APP Sensor Signal 2 circuit at the PCM C4 harness connector.
Is the resistance above 100 kohms?
Yes >> Go To 5
No >> Repair the APP Sensor Signal circuits for a short together.
Perform POWERTRAIN VERIFICATION TEST - VER 2.
5.
PCM
Note: Before continuing, check the PCM harness connector terminals for corrosion, damage, or terminal
push out. Repair as necessary.
Using the schematics as a guide, inspect the wire harness and connectors. Pay particular attention to all Power and
ground circuits.
If there are no possible causes remaining, view repair.
Repair
Replace and program the Powertrain Control Module. (Refer to 8 - ELECTRICAL/ELECTRONIC CON-
TROL MODULES/POWERTRAIN CONTROL MODULE - REMOVAL).
Perform POWERTRAIN VERIFICATION TEST - VER 2.
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