Short-circuit to ground: Verification: Verification

HINT: After carrying out the repair, check that the fault has been remedied.

Fig 1: Identifying Ignition ON

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Fig 2: Identifying Connector(s) Reinstallation

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Ignition off
Reinstall the connectors, components etc.
Ignition on.
NOTE:
It is important that only the ignition is on in order for the heater to start.
Activate the heater.
A buzzing sound should be heard from the heater.

HINT: After repair, the voltage of the flame sensor can be checked. The voltage should be a maximum of 1.0 V.

Check the function of the heater. See Engine coolant heater, test running .

Other information:
- For a description of parameters, see Description of parameters
- For a description of activations, see Activating components/functions .
Fig 3: Identifying VCT2000 Diagnostic Tool Symbol In VIDA
Courtesy of VOLVO CARS OF NORTH AMERICA.

Does the heater operate?