Chrysler Pacifica 2004 Service Manual page 1603

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TRANSMISSION - NGC

P0712-TRANSMISSION TEMPERATURE SENSOR LOW —

With the DRBIII , Check the STARTS SINCE SET counter for P0712.

NOTE: This counter only applies to the last DTC set.

Is the STARTS SINCE SET counter 2 or less?

Yes → Go To 4

Turn the ignition off to the lock position.

Remove the Starter Relay.

CAUTION: Removal of the Starter Relay is to prevent a Transmission, NO

RESPONSE, condition and disable the starter.

Install the Transmission Simulator, Miller tool #8333 and the Electronic Transmis-

sion Adapter kit 8333-1A.

Note: Check connectors - Clean/repair as necessary.

Ignition on, engine not running.

With the Transmission Simulator, turn the Input/Output switch to OFF.

With the DRBIII , monitor the TRANS TEMP VOLTS while turning the Thermistor

Voltage switch to all three positions on the Transmission Simulator.

Compare the DRBIII

Do the readings on the Transmission Simulator match the DRBIII readings ± 0.2

Yes → Go To 5

If there are no possible causes remaining, view repair.

Turn the ignition off to the lock position.

Disconnect the PCM C4 harness connector.

Disconnect the Transmission Solenoid/TRS Assembly harness connector.

Note: Check connectors - Clean/repair as necessary.

CAUTION: DO NOT PROBE THE PCM HARNESS CONNECTORS. PROBING

THE PCM HARNESS CONNECTORS WILL DAMAGE THE PCM TERMI-

NALS RESULTING IN POOR TERMINAL TO PIN CONNECTION. INSTALL

MILLER SPECIAL TOOL #8815 TO PERFORM DIAGNOSIS.

Measure the resistance between ground and the Transmission Temperature Sensor

Signal circuit.

Is the resistance below 5.0 ohms?

Yes → Repair the Transmission Temperature Sensor Signal circuit for a

readings with the numbers listed on the Transmission

Replace Transmission Solenoid/TRS assembly per the Service

Information.

Perform 41TE (NGC) TRANSMISSION VERIFICATION TEST -

short to ground.

Perform 41TE (NGC) TRANSMISSION VERIFICATION TEST -

APPLICABILITY