Intermittent fault

Check the wiring between transmission control module (TCM) #A41 (#A41) and transmission connector #17 and between control module #A59 (#A59) and between transmission connector #17 for an intermittent open-circuit according to Open-circuit, intermittent faults , an intermittent short-circuit to ground according to Short-circuit to ground, intermittent faults , an intermittent short-circuit to supply voltage according to Short-circuit to supply voltage, intermittent faults and contact resistance and oxidation according to Contact resistance and oxidation .

Remedy as necessary.

Other information:

To connect the breakout box, see Connecting the breakout box .
To disconnect the automatic transmission connector, see Connectors, transmission, disconnecting/connecting .
To check/replace speed (RPM) sensor, see Replacing transmission speed sensor .
For information about signals, see Signal description. Transmission control module (TCM) .

Fig 1: Breakout Box

Courtesy of VOLVO CARS OF NORTH AMERICA.

Fig 2: Identifying Ohmmeter

Courtesy of VOLVO CARS OF NORTH AMERICA.

Select Continue when the fault has been remedied.