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Registered User
Join Date: Oct 2010
Posts: 7
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1987 porsche 924s runs and hold a idle if one fuel injector is unplugged
do some trouble shooting today first when i start the car it runs and idles rough almost like its skipping left it running and started unplugging injectors one by one to check the fpr when i unplug the first injector the enginge stumble and runs on the other cylinder when unplug number 2 it does the same when unplug number it does the same but when i unplug number 4 the idle picks up and runs way better and doesnt cut off just recently changed the number 4 injector with a new one because it was bad and wouldnt spray gas at all could the fuel pressure regulator do this any help would be greatly appreciated thanks
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11-04-2010, 12:18 PM
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yarfk
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Suguest that you check the fuel pressure?
Information: http://www.clarks-garage.com/pdf-manual/fuel-01.pdf
__________________
------Keith------kfray------yarfk------- 87 944 NA stock 116k 06 Honda Ridgeline 83k 10 Vibe 2.4 AWD (Wife's) Retired My week consist of Saturdays and Sundays 
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11-04-2010, 01:00 PM
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Registered
Join Date: Dec 2008
Location: Latrobe, PA
Posts: 407
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When my car wouldn't run but would with an injector unplugged, it was the FPR.
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'87 Guards Red 924S - First Porsche - SOLD 5/21/10 '67 Red VW Beetle - Restored by me and my dad, 2115cc motor.  '87 951 - Silver/blk, full leather interior - LR Chips - 3 bar FPR - LBE '92 Ford F150 - Winter truck '04 Yamaha R6 |
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11-04-2010, 04:20 PM
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Keith's Porsche
