Mustang GT V8-4.6L SOHC VIN X (1998)
NOTE: LED lights red when circuit is closed. LED turns off when circuit is open.
1. Press and hold each test button while moving the transmission range selector lever to each gear position.
2. Monitor each STATUS LED:
The LED in the appropriate gear position being testing should light red.
If the LED for the applicable gear position fails to light red, or if it lights for a position other than the gear selected:
^
Verify digital TR alignment.
^
Retest.
3. If the digital TR sensor fails, replace it.
After testing is finished, follow the Disconnecting The Tester procedure.
DISCONNECTING THE TESTER
1. CAUTION: Do not attempt to pry off connectors with a screwdriver. This will damage the connector and could result in a transmission concern.
Disconnect transmission tester from the digital TR sensor connector.
2. Reinstall vehicle wiring harness. Verify connection by pulling up on the harness.
3. Reinstall all heat shields that were previously removed.
4. Disconnect transmission tester power lead from vehicle.
5. Erase all DTCs.
6. Rerun On-Board Diagnostic Tests to receive a pass code.
7. Verify that the customer concern has been eliminated.
