Volvo
Volvo V70
2nd generation 2000 to 2007
Radio interference by disturbance from the fuel pump ass'y
If there are complaints about radio interference in the AM band in these vehicles, a possible cause of fault is the fuel pump ass'y.
- Check whether the signal interference is caused by the fuel pump ass'y.
If so, the vehicle manufacturer provides the interference suppression ring (spare part no. 30739380).
Installation note:
· Expose the multi-connector of the fuel pump wiring harness under the rear seat (right).
· Remove the wiring harness multi-connector (6-pin) from the mounting plate.
· Disconnect the cable at slot 6 (yellow cable) from the socket of the wiring harness multi-connector (use appropriate special tool).
· Remove the wiring harness insulation (approx. 140 mm) .
· Wrap the yellow wire three times around the interference suppression ring.
· Then reconnect the yellow cable to slot 6 in the socket of the harness multiple connector.
· Properly reinsulate the wiring harness and connect the wiring harness multi-connector.
Important safety notice
The following technical information and tips for practical use have been set up by HELLA in order to offer professional support to automotive workshops in their daily work. The information available here on this website is only to be used by appropriately trained specialist staff.
The reprinting, distribution, reproduction, exploitation in any form and disclosure of the contents of this document, even in part, is prohibited without our express written approval and indication of the source. The schematic illustrations, figures and descriptions are for explanation and presentation of the document text and cannot be used as a basis for installation or design. All rights reserved.
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