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Checking components and wiring

Diagnostic Trouble Code (DTC) CI-0C 

Check the combined instrument panel and LPG control module connectors. Check for contact resistance and oxidation.

Check the signal cable between combined instrument panel terminal #B12 (#12) and LPG control module terminal #J1/04 (#4). Check for an open-circuit. Check for a short-circuit to supply voltage.

Diagnostic Trouble Code (DTC) CI-0D 

Check the signal cable between combined instrument panel terminal #B12 (#12) and LPG control module terminal #J1/04 (#4). Check for a short-circuit to ground.

Remedy as necessary.

Other information: 

Fig 1: Connector A, Terminals #A1-#A22
GLL112491Courtesy of VOLVO CARS OF NORTH AMERICA.
Fig 2: Identifying Ohmmeter
GLL101042Courtesy of VOLVO CARS OF NORTH AMERICA.
Fig 3: Identifying Terminals
GLL112486Courtesy of VOLVO CARS OF NORTH AMERICA.