Chrysler 2005 Crossfire SRT6 Service Manual page 2160

9 - 236 ENGINE - ELECTRICAL DIAGNOSTICS
(P0171) FUEL SYSTEM 1/1 RICH CONTROL OVER LIMIT (AT LOAD) (CONTINUED)
11.
O2 SENSOR GROUND CIRCUIT
With the ignition on.
Measure the voltage of the O2 Sensor Ground circuit at the O2 Sen-
sor harness connector.
Is the voltage below 0.1 volt?
Yes >> Before continuing, check the PCM harness connector ter-
minals for corrosion, damage, or terminal push out. Repair
as necessary. Replace and program the Powertrain Con-
trol Module. (Refer to 8 - ELECTRICAL/ELECTRONIC
CONTROL MODULES/POWERTRAIN CONTROL MOD-
ULE - REMOVAL).
Perform POWERTRAIN VERIFICATION TEST - VER 2.
No >> Check the O2 Sensor Ground circuit for damage, short to
ground, open, or short to voltage. Inspect the O2 Sensor
harness connector and the PCM harness connector. If OK,
replace and program the Powertrain Control Module.
(Refer to 8 - ELECTRICAL/ELECTRONIC CONTROL
MODULES/POWERTRAIN CONTROL MODULE - REMOVAL).
Perform POWERTRAIN VERIFICATION TEST - VER 2.
12.
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.
ZH