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View Full Version : Dash Caution/Warning Lights II



brucewaller
21st January 2013, 09:27 AM
Gentlemen,

I have posted a reply on NICKPEACOCK36 thread but thought that a new thread may be warrented for a hastier response.

I have a GQ 96 Patrol with the 2.8 TD .

I have carried out the suggested tasks to troubleshoot my flickeering dash light problem and found the battery, alternator and charge system seem to be OK.
I cleaned and checked all obvious earth and battery terminal connections. The sysmptoms are as follows:
1. Flickering filter, brake and battery lights associated with;
2. Distinct chattering from 'solenoid' behind glove box. Manual tells me this is door lock and circuit breaker area.
3. Does not always do it, happens after driving for 15 minutes or so and then intermittent for the rest of the drive.

Voltmeter indicates 14.5 alternator output. All belts in good nick and tensioned correctly. No obvious faulty wires / connections to or from alternator and battery .

Last work done on the engine was alternator positioned 'out of the way' by mechanic during exhaust leak repair which required removal of broken studs.
Fuel filter replaced requiring disconnect of filter caution light plug.

Any ideas?

Bruce

brucewaller
21st January 2013, 09:50 AM
Further to last.
I pulled the 10 amp blade fuse from the Meter / Back Light position and the problem did not occur again. Obviously I no longer have any of the affected dash cautions/warnings or meters, which leaves me somewhat 'unprotected' and vulnerable.

Bruce

Sir Roofy
21st January 2013, 09:55 AM
Maybe just maybe the soleniod hasworked loose or the circit breaker
is due to be replaced

brucewaller
21st January 2013, 10:25 AM
found the sucker!! Relay at back of glove box. Hope this helps someone else.

Bruce

the evil twin
21st January 2013, 10:26 AM
Sounded like a dodgy Alternator brush to me... good find with the relay.

brucewaller
21st January 2013, 10:28 AM
Roofy,

Appears to be the Heater Fan Relay as this is the only relay I can find in the wiring diagrams that is in the area behind the glove box, looks like it has the filter caution light running through it.

Bruce

Sir Roofy
21st January 2013, 10:33 AM
Good find then excellent