Checking the wiring

Fig 1: Identifying Ignition OFF

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Fig 2: Identifying Connector(s) Disconnected

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Fig 3: Identifying Control Module Disconnected

Courtesy of VOLVO CARS OF NORTH AMERICA.

• Ignition off
• Connect the breakout box
• Disconnect the control module.
• Disconnect the transmission connector
• Connect adapter 9511505 and breakout box 9813190 to the transmission connector (transmission side).

  Check the cable between control module terminal #50 (#A50) and transmission connector terminal #A (#A1). Check for a short-circuit to ground. See Short-circuit to ground, permanent faults .

  Check the cable between control module terminal #53 (#A53) and transmission connector terminal #E (#A5). Check for a short-circuit to ground. See Short-circuit to ground, permanent faults .

  Other information: 

  • To connect the breakout box, see Connecting the breakout box
  • To connect the breakout box to the transmission connector, see Connecting the breakout box, GM automatic transmissions
  • For information about signals, see Signal specification .
  Fig 4: Identifying Breakout Box

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  Fig 5: Identifying Ohms Display

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  Fig 6: Identifying Shift Solenoid S1 And S2

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Was a fault detected? 

• YES 

  Refer to Verification 

• NO 

  Refer to Checking the control module