TEST ACTION APPLICABILITY
4 Turn the ignition off.
Disconnect the PCM harness connectors.
Disconnect the Instrument Cluster 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 PCI Bus circuit from the Instrument Cluster harness
connector to the appropriate terminal of special tool #8815.
Is the resistance below 5.0 ohms?
All
Yes → Replace Instrument Cluster in accordance with the Service Infor-
mation.
Perform POWERTRAIN VERIFICATION TEST VER - 1.
No → Repair the PCI Bus circuit between the PCM and the Instrument
Cluster for an open.
Perform POWERTRAIN VERIFICATION TEST VER - 1.
291
DRIVEABILITY - NGC
U110C-NO FUEL LEVEL BUS MESSAGE — Continued
To Next Page
Loading...
