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90 240 DL wagon only starts with starting fluid when cold.

Help, Advice, Owners' Discussion and DIY Tutorials on all Volvo's "mid era" rear wheel drive Volvos.

1975 - 1993 240
1983 - 1992 740
1982 - 1991 760
1986 - 1991 780
1990 - 1998 940
1990 - 1998 960
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lummert
Posts: 1381
Joined: 29 January 2008
Year and Model: 760 1988
Location: Portland Indiana, USA
Been thanked: 26 times

Re: 90 240 DL wagon only starts with starting fluid when col

Post by lummert »

93Regina wrote:
bobbycgolf wrote:Why will the key not turn on the pump?
Answer: ECU Fuel Pump Control Circuit Repair
1988 Volvo 760 Turbo Wagon

lummert
Posts: 1381
Joined: 29 January 2008
Year and Model: 760 1988
Location: Portland Indiana, USA
Been thanked: 26 times

Post by lummert »

lummert wrote:
93Regina wrote:
bobbycgolf wrote:Why will the key not turn on the pump?
Answer: ECU Fuel Pump Control Circuit Repair
Did you read the section titled:

561 ECU Workaround: Swap the Relay and Not the ECU

This may be a solution to your problem.
1988 Volvo 760 Turbo Wagon

bobbycgolf
Posts: 24
Joined: 4 February 2015
Year and Model: 1990 240 DL wagon
Location: United States

Post by bobbycgolf »

I did... Read it about 10 times. Trying to kick it around in my head,am more of a visual type I guess. I did wire in a momentary 20A push button and ran wires up thru the mid console and put it between the cig lighter and rear window defrost. Looks as if it belongs,and from now until who knows when it will belong. Push of the button and thrn of the key and its all fixed ish.

bobbycgolf
Posts: 24
Joined: 4 February 2015
Year and Model: 1990 240 DL wagon
Location: United States

Post by bobbycgolf »

Want to thank all who replied. Thanks for your patients and lending me an ear to bend. Next on the list is ball joints and a bath.

bobbycgolf
Posts: 24
Joined: 4 February 2015
Year and Model: 1990 240 DL wagon
Location: United States

Post by bobbycgolf »

Also was still wondering if anyone else has the noisy as hell FP relay?? New one and old like a rattler?

lummert
Posts: 1381
Joined: 29 January 2008
Year and Model: 760 1988
Location: Portland Indiana, USA
Been thanked: 26 times

Post by lummert »

The relay isn't getting a good ground circuit from the ECU.
1988 Volvo 760 Turbo Wagon

bobbycgolf
Posts: 24
Joined: 4 February 2015
Year and Model: 1990 240 DL wagon
Location: United States

Post by bobbycgolf »

Oh.. Now your earlier post makes alot of sense to me. Thanks a bunch. Will fiddle with it tomorrow.

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