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Old 01-20-2002, 08:22 PM
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Join Date: Apr 2000
Location: Lake Geneva, WI.
Posts: 1,676
Voltage for opening cold start injector?

What voltage is used for opening the cold start injector on my 87 300E ? also what is the average fuel pressure from the fuel pump?
Current Stable:
01 ML55 AMG
92 500E (a few mods)
87 300E (lots of mods)
00 Chevy 3500HD Diesel Box Truck
68 18' Donzi Marine
06 GT i-Drive7 1.0 Mountain Bike (with GPS!)

PREVIOUSLY OWNED:83 300SD, 87 420SEL, 88 420SEL, 90 420SEL, 86 560SEL, 86 190E 2.3-16V AMG, 94 E320

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Old 01-21-2002, 02:02 AM
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Join Date: Dec 2000
Posts: 368
Cold Start Injector-12V

System operating pressure 5.3-5.5 bar

Lower chamber (operating temp) 0.4 bar below measured pressure

Residual pressure (after 30min) 2.5-2.8 bar

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