Checking components and wiring

Check the signal cable between Engine control module (ECM) #B25 (#B35) and accelerator pedal position sensor #2.

Check the power supply from the system relay to accelerator pedal (AP) position sensor terminal #1. Check the ground lead to accelerator pedal (AP) position sensor terminal #3.

Remedy as necessary.

Other information: 

• To connect the breakout box, see Connecting the breakout box
• For information about signals, see Signal specification
• To access and replace the accelerator pedal (AP) position sensor, see Accelerator pedal (AP), replacing
• To fault-trace the wiring and terminals, see Contents .

Fig 1: Identifying 6-Bit Connector

Courtesy of VOLVO CARS OF NORTH AMERICA.

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  Refer to Verification