Intermittent fault
- Ignition off.
Check the control module and transmission output speed sensor connectors. Check for contact resistance and oxidation according to Contact resistance and oxidation .
Check the wiring between control module terminal #A57 (#A57) and transmission output speed sensor connector terminal #A4. Check the wiring between control module terminal #A39 (#A39) and transmission output speed sensor connector terminal #A3. Check for an intermittent open-circuit according to Open-circuit, intermittent faults . Check for an intermittent short-circuit to ground according to Short-circuit to ground, intermittent faults . Check for an intermittent short-circuit to supply voltage according to Short-circuit to supply voltage, intermittent faults .
Remedy as necessary.
Other information:
- To connect the breakout box, see Connecting the breakout box
- To disconnect the transmission connectors, see Connectors, transmission, disconnecting / connecting
- To check or replace the transmission output speed sensor, see Replacing the transmission input speed sensor and the transmission output speed sensor
- For information about signals, see Signal description. Transmission control module (TCM) .
Courtesy of VOLVO CARS OF NORTH AMERICA.
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Refer to Information