TEST ACTION APPLICABILITY
8 Turn the ignition off.
Disconnect the PCM harness connector.
Disconnect the DRBIIIt from the DLC.
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 SCI Transmit (PCM) circuit from the Data Link
harness connector (cav 7) to the appropriate terminal of special tool #8815.
Is the resistance below 5.0 ohms?
All
Yes → Go To 9
No → Repair the SCI Transmit (PCM) circuit for an open.
Perform POWERTRAIN VERIFICATION TEST VER - 1.
9 If there are no possible causes remaining, view repair. All
Repair
Replace and program the Powertrain Control Module in accor-
dance with the Service Information.
Perform POWERTRAIN VERIFICATION TEST VER - 1.
21
COMMUNICATION
*NO RESPONSE FROM PCM (PCM SCI ONLY) — Continued
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