Checking the Fuel Pump Circuit

WARNING: This page is about a different car, the 2002 Volvo C70, 2001 Volvo C70, 2000 Volvo C70, 1999 Volvo C70, and 1998 Volvo C70. However, it is still accessible from the selected car via links, so may be relevant.

Fig 1: Identifying Ignition OFF

Courtesy of VOLVO CARS OF NORTH AMERICA.

Fig 2: Disconnecting Connector

Courtesy of VOLVO CARS OF NORTH AMERICA.

Ignition off
Disconnect the 8-pin connector from the control module.

Fig 3: Identifying Control Module Connector Terminals
Courtesy of VOLVO CARS OF NORTH AMERICA.

Fig 4: Identifying Ohmmeter
Courtesy of VOLVO CARS OF NORTH AMERICA.
- Connect an ohmmeter between terminal 4 (green cable) and terminal 1 (yellow/black cable).

The ohmmeter should read a maximum of 150 Ω (normal value 5-20 Ω).

OK
FAULT NOT FOUND: Troubleshooting has been completed.
LOW
Refer to Checking For A Short-Circuit
HIGH
Refer to Resetting the Overheat Protection Thermostat