Checking For A Short-Circuit

2011 Volvo XC90 Base, FWDSECTION Checking For A Short-Circuit

Measure the resistance between the fuse holder secondary side (left) and ground.

The ohmmeter should read infinite resistance.

If the value is correct, replace the fuse.

NOTE: The fault could be intermittent.

Fault-trace all affected relay circuits for a short-circuit to ground if the value is incorrect.

HINT: Replace fuse. 

HINT: If the fuse blows immediately the short-circuit is in the relay power cable. 

HINT: If the fuse blows when the relevant relay is activated, the short-circuit is in the component power supply cable 

HINT: The relay circuits affected are from relays 2/111, 2/112, 2/113, 2/114, 2/115, 2/56, 2/59 and 2/67. 

Other information 

Fig 1: Identifying Ohmmeter
GLL101042Courtesy of VOLVO CARS CORPORATION
RENDER: 1.0x

NO RELATED

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When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

  • You smell fuel, burning insulation, or see smoke.
  • Brakes feel soft, pull hard to one side, or make grinding noises.
  • The engine overheats, stalls repeatedly, or misfires under load.
  • You are missing required tools, torque specs, or safe lifting equipment.
  • You are not confident in the next step or safety outcome.