Connecting the breakout box to the automatic transmission control module (TCM)

WARNING: This page does not describe the selected car, but rather 7 other vehicles, including the 2007 Volvo V70, 2006 Volvo V70, 2005 Volvo V70, 2004 Volvo V70, and 2003 Volvo V70. However, it is still accessible from the selected car via links, so may be relevant.

Fig 1: Identifying Transmission Control Module (TCM)

Courtesy of VOLVO CARS OF NORTH AMERICA.

Ignition off.
Disconnect the automatic transmission control module (TCM)) according to. Transmission control module (TCM), replacing .
Check that the male and female terminals in the control module and control module connector are intact and secure and that the wiring to the female terminals is properly secured to the pins.
Pay particular attention to the terminals related to the diagnostic trouble code (DTC)/symptom. See Signal description. Transmission control module (TCM) .
Connect adapter 9511504 to the control module connector (wiring side) and connect breakout box 9511428 to the adapter.
The breakout box is designed to facilitate reading off the control module input and output signals when the control module is connected; and the cable and component resistance when the control module is disconnected. Using a breakout box reduces the risk of accidental short-circuits and damaged connector pins.