Checking the wiring

Fig 1: Identifying Ignition OFF

Courtesy of VOLVO CARS OF NORTH AMERICA.

Ignition off
Check the resistance of the camshaft reset valve between terminals #1 and #2. The resistance must be approximately 7 Ω at 25 °C
Check the signal cable between engine control module (ECM) terminal #62 and camshaft reset valve terminal #2. Check for a short-circuit to supply voltage according to Short-circuit to supply voltage. Permanent faults
Remedy as necessary.
Other information:
- To connect the breakout box, see Connecting the breakout box. EMS 2000
- To access or replace the camshaft reset valve, see Replacing the variable valve timing (VVT) control valve
- For information about signals see Signal specification .
Fig 2: Identifying Camshaft Reset Valve Connector Terminals
Courtesy of VOLVO CARS OF NORTH AMERICA.

Fig 3: Identifying Ohmmeter
Courtesy of VOLVO CARS OF NORTH AMERICA.