ABS & Airbag Faults

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Just ran a scan on a friends car (Golf IV 2.0 GTi) and the following faults came up

Address 03: ABS Brakes

Part No: 1J0 907 379 Q

Component: ABS/EDS 20 IE CAN 0001

Coding: 13504

Shop #: WSC 00028

1 Fault Found:

00283 - Front Left ABS Wheel Speed Sensor (G47)

35-10 - - - Intermittent

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Address 15: Airbags

Part No: 6Q0 909 605 A

Component: 02 AIRBAG VW5 0003

Coding: 12338

Shop #: WSC 00028

1 Fault Found:

00532 - Supply Voltage B+

07-10 - Signal too Low - Intermittent

I have cleared them down but wondered if anything else should do, how to investigate if they come back ?

Thanks

Martin