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  1. thevanbulance

    Quick Glow Plug Relay/Controller Question

    Hi guys, I'm having some cold start issues on my ambulance (1990 e350 7.3 idi na) and in the process of tracking down the issue I've come across a question I haven't been able to find the answer to in any threads here/Google searches. When the ignition is turned to starting position and my...
  2. thevanbulance

    Cold advance/high idle drop in power when switching to low idle

    Hi guys, Lately I've been noticing my 1990 7.3idi is exhibiting a strange behavior when switching over from high to low idle. Here's the proceedure leading up to and including the symptom: 1.) Cold start the engine and the high idle/cold advance appears to be working normally with my engine...
  3. thevanbulance

    Another Hard Start Thread...

    Sorry to start another thread on this but I've got a series of symptoms that I haven't come across after reading through this forum extensively. Here's what I've got going on: 2WD 1990 e350 ambulance with a 7.3 idi na Symptom 1: Cold start require me to depress the throttle 1/4 of the way to...
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