Operation CHARM: Car repair manuals for everyone.
Manuals through 2025 now available!

Our trusted friends have launched a new website named LEMON, which has newer manuals. It also contains all the CHARM manuals.

LEMON is the spiritual successor to CHARM, I recommend you try it!

Link: lemon-manuals.la
If it fails: lemon-manuals.org.ua

Or, hide this message: temporarily or permanently

Tester Removal

CAUTION: Do not attempt to pry off connectors with a screwdriver. This will damage the connector and could result in a transmission concern.

1. Disconnect transmission tester from transmission connector.
2. Re-install vehicle wiring harnesses. Verify connection by pulling up on the harness.
3. Re-install all heat shields that were previously removed.
4. Disconnect transmission tester power lead from vehicle.
5. Erase all DTCs.
6. Rerun EEC-IV On-Board Diagnostics to receive a passcode(11 or 111).
7. Verify customer concern has been eliminated.