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Fastlane » Holden Forums » Holden Technical Talk » Vc Brock electrical issues

Vc Brock electrical issues - Dr Terry

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holden05		#1 Posted : Sunday, 19 April 2026 3:30:29 PM(UTC)
Rank: Member Reputation: Groups: Registered Joined: 23/04/2011(UTC) Posts: 167 Thanks: 1 times Was thanked: 2 time(s) in 2 post(s)		This is what I have Interior light Radio Hazard lights This is what I don’t have Brake lights Headlight, albeit hi beam when I flick the stalk Not sure where to start


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Dr Terry		#2 Posted : Wednesday, 22 April 2026 11:11:01 AM(UTC)
Rank: Veteran Reputation: Groups: Moderator, Registered Joined: 1/03/2005(UTC) Posts: 6,145 Thanks: 1 times Was thanked: 239 time(s) in 213 post(s)		Start with a circuit diagram & a test light. There is is no common link between those 2 circuits other than the fusebox itself. The headlights (except the the hi-beam flasher) are supplied thru fuse 1 & the brake lights are supplied thru fuse 3. Dr Terry Edited by user Wednesday, 22 April 2026 11:13:12 AM(UTC) \| Reason: Not specified
		If at first you don't succeed, just call it Version 1.0

1 user thanked Dr Terry for this useful post.		Smitty2 on 22/04/2026(UTC)
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holden05		#3 Posted : Thursday, 23 April 2026 8:08:48 PM(UTC)
Rank: Member Reputation: Groups: Registered Joined: 23/04/2011(UTC) Posts: 167 Thanks: 1 times Was thanked: 2 time(s) in 2 post(s)		Also no indicators and the relay isn’t clicking


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Dr Terry		#4 Posted : Friday, 24 April 2026 2:31:00 PM(UTC)
Rank: Veteran Reputation: Groups: Moderator, Registered Joined: 1/03/2005(UTC) Posts: 6,145 Thanks: 1 times Was thanked: 239 time(s) in 213 post(s)		Originally Posted by: holden05 Also no indicators and the relay isn’t clicking Blinkers are supplied from fuse no. 5. It's time for a good look at the fusebox. Dr Terry
		If at first you don't succeed, just call it Version 1.0


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holden05		#5 Posted : Friday, 24 April 2026 2:53:18 PM(UTC)
Rank: Member Reputation: Groups: Registered Joined: 23/04/2011(UTC) Posts: 167 Thanks: 1 times Was thanked: 2 time(s) in 2 post(s)		Yep. Plan is to swap out the bullet fuses


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holden05		#6 Posted : Saturday, 25 April 2026 5:00:36 PM(UTC)
Rank: Member Reputation: Groups: Registered Joined: 23/04/2011(UTC) Posts: 167 Thanks: 1 times Was thanked: 2 time(s) in 2 post(s)		Have a a wiring diagram and multimeter Going to spend time on it tommorow I can see where the fusable link is My question is if that link is broken would I get no electric in the car?


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