Hyundai Lantra 1991 automatic

1991 HYUNDAI LANTRA
52,000 MILES • 4 CYL • FWD • AUTOMATIC
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DONALD FENSOM
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  • 2 POSTS
Fuel pump will not energise. With plug CO1-2 removed from ECU shorting pin 4 to chassis energises ECU relay which energises the fuel pump. ECU repaired.
Apr 21, 2011 at 9:19 AM
Repair Safety Notice: This information is for general instructional purposes only. Vehicle repair can be dangerous. Verify all information, follow manufacturer service procedures, use proper tools and safety equipment, and consult a qualified repair shop when needed.
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KHLOW2008
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What is your engine capacity?
Apr 22, 2011 at 1:11 PM
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DONALD FENSOM
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  • 2 POSTS
1600cc
Apr 23, 2011 at 8:24 AM
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KHLOW2008
  • AUTOMOTIVE REPAIR CONTRIBUTOR
  • 41,814 POSTS
Attached are the schematics for the fuel pump.

Do you have ignition sparks? The fuel pump relay requires ignition sparks (cam sensing) to energise it.
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Apr 23, 2011 at 1:02 PM