Chrysler 300/300 Touring/300C, Dodge Magnum. Manual — part 1141
P061A-ETC LEVEL 2 TORQUE PERFORMANCE
For a complete wiring diagram Refer to Section 8W.
•
When Monitored:
Throttle motor is powered.
•
Set Condition:
When secondary software determines that the customer requested output is not being achieved by the engine
for a period of time. ETC lamp will flash
Possible Causes
PCM NEEDS TO BE PROGRAMMED
PCM
Always perform the Pre-Diagnostic Troubleshooting procedure before proceeding. (Refer to 9 - ENGINE -
DIAGNOSIS AND TESTING).
Diagnostic Test
1.
PROGRAM THE POWERTRAIN CONTROL MODULE
NOTE: Check the engine for air/vacuum leaks and diagnose any Fuel System Lean/Rich as well as MAP
Sensor DTCs before continuing.
Verify the PCM is at the latest calibration (flash level).
NOTE: An intermittent loss of power to the PCM without performing an ETC Relearn procedure may cause
this DTC to set.
Flash the Powertrain Control Module per Service Information if any updates are available.
Start the engine.
Allow the engine to reach normal operating temperature.
Operate the accelerator pedal. (do not exceed 3500 rpm)
With a scan tool, read DTCs.
NOTE: Diagnose any other DTCs that may have set with the P061A.
Does this DTC reset by itself?
Yes
>> Replace and reprogram the Powertrain Control Module per Service Information.
Perform the POWERTRAIN VERIFICATION TEST. (Refer to 9 - ENGINE - STANDARD PROCEDURE)
No
>> Test Complete.
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ENGINE ELECTRICAL DIAGNOSTICS
LX
P061C-ETC LEVEL 2 RPM PERFORMANCE
For a complete wiring diagram Refer to Section 8W.
•
When Monitored:
Throttle motor is powered and no camshaft or crankshaft electrical signal related DTCs are set.
•
Set Condition:
When secondary software determines that the engine speed is implausible for a period of time. ETC lamp will
flash.
Possible Causes
PCM NEEDS TO BE PROGRAMMED
PCM
Always perform the Pre-Diagnostic Troubleshooting procedure before proceeding. (Refer to 9 - ENGINE -
DIAGNOSIS AND TESTING).
Diagnostic Test
1.
PROGRAM THE POWERTRAIN CONTROL MODULE
NOTE: Diagnose any Camshaft Position and Crankshaft Position Sensor DTCs before continuing.
Verify the PCM is at the latest calibration (flash level).
NOTE: An intermittent loss of power to the PCM without performing an ETC Relearn procedure may cause
this DTC to set.
Flash the Powertrain Control Module per Service Information if any updates are available.
Start the engine.
Allow the engine to reach normal operating temperature.
Operate the accelerator pedal. (do not exceed 3500 rpm)
With a scan tool, read DTCs.
NOTE: Diagnose any other DTCs that may have set with the P061C.
Does this DTC reset by itself?
Yes
>> Replace and reprogram the Powertrain Control Module per Service Information.
Perform the POWERTRAIN VERIFICATION TEST. (Refer to 9 - ENGINE - STANDARD PROCEDURE)
No
>> Test Complete.
LX
ENGINE ELECTRICAL DIAGNOSTICS
9 - 589
P0622-GENERATOR FIELD CONTROL CIRCUIT
For a complete wiring diagram Refer to Section 8W.
9 - 590
ENGINE ELECTRICAL DIAGNOSTICS
LX
•
When Monitored:
With the ignition on. Engine running.
•
Set Condition:
When the PCM tries to regulate the generator field with no result during monitoring. One Trip Fault. Three
good trips to turn off the MIL.
Possible Causes
(K20) GEN FIELD CONTROL CIRCUIT SHORTED TO BATTERY VOLTAGE
(K20) GEN FIELD CONTROL CIRCUIT OPEN
(K20) GEN FIELD CONTROL CIRCUIT SHORTED TO GROUND
(Z20) GROUND CIRCUIT OPEN
GENERATOR
PCM
Always perform the Pre-Diagnostic Troubleshooting procedure before proceeding. (Refer to 9 - ENGINE -
DIAGNOSIS AND TESTING).
Diagnostic Test
1.
ACTIVE DTC
Ignition on, engine not running.
With a scan tool, read DTCs.
Is the DTC active at this time?
Yes
>> Go To 2
No
>> Refer to the INTERMITTENT CONDITION Diagnostic Procedure.
Perform the POWERTRAIN VERIFICATION TEST. (Refer to 9 - ENGINE - STANDARD PROCEDURE)
2.
GENERATOR OPERATION
Turn the ignition off.
Disconnect the Generator Field harness connector.
Using a 12-volt test light, jump it across the Generator Field harness
connector.
Ignition on, engine not running.
With the scan tool, actuate the Generator Field Control circuit.
Does the test light illuminate brightly and flash on and off?
Yes
>> Replace the Generator.
Perform the POWERTRAIN VERIFICATION TEST. (Refer
to 9 - ENGINE - STANDARD PROCEDURE)
No
>> Go To 3
LX
ENGINE ELECTRICAL DIAGNOSTICS
9 - 591
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