Chrysler Concorde 2004 Service Manual page 914

DRIVEABILITY - NGC
P0660-MANIFOLD TUNE VALVE SOLENOID CIRCUIT —
TEST
4 Turn the ignition off.
Disconnect the PCM harness connector.
Disconnect the MTV Solenoid harness connector.
Turn the ignition on.
Measure the voltage on the MTV Solenoid Control circuit in the MTV Solenoid
harness connector.
Does the voltmeter indicate voltage present?
Yes → Repair the MTV Solenoid Control circuit short to battery voltage.
→ Go To 5
No
5 Turn the ignition off.
Disconnect the PCM harness connector.
Disconnect the MTV Solenoid harness connector.
Measure the resistance between ground and the MTV Solenoid Control circuit at the
MTV Solenoid harness connector.
Is the resistance below 100 ohms?
Yes → Repair the short to ground in the MTV Solenoid Control circuirt.
→ Go To 6
No
6 Turn the ignition off.
Disconnect the PCM harness connector.
Disconnect the MTV Solenoid harness connector.
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 of the MTV Solenoid Control circuit from the MTV Solenoid
harness connector to the appropriate terminal of special tool #8815.
Is the resistance below 5.0 ohms?
Yes → Go To 7
→ Repair the open in the MTV Solenoid Control circuit.
No
7 NOTE: Before continuing, check the PCM harness connector terminals for
corrosion, damage, or terminal push out. Repair as necessary.
If there are no possible causes remaining, view repair.
Repair
ACTION
Perform POWERTRAIN VERIFICATION TEST VER - 5.
Perform POWERTRAIN VERIFICATION TEST VER - 5.
Perform POWERTRAIN VERIFICATION TEST VER - 5.
Replace and program the Powertrain Control Module Module in
accordance with the Service Information.
Perform POWERTRAIN VERIFICATION TEST VER - 5.
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Continued
APPLICABILITY
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