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ASEMaster35yrs, Master Auto Tech
Category: Ford
Satisfied Customers: 2095
Experience:  ASE Certified since 1972,Master Auto tech,Heavy Truck,worked on all makes and models
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2007 E-350 5.4 L its a Ryder 17'ft rental truck van I own.

Customer Question

2007 E-350 5.4 L its a Ryder 17'ft rental truck van I own. Turn key no crank/ - rotate bunch times ir will turn and start- over 20 starts later is get worse on having to rotate the key switch to get it to start- Sometimes quits as Im driving, then pull over- rotate key bunch time the it may start. Now won't start at all- Replaced interrupter with in Control collum for key start - no noise or
Submitted: 1 year ago.
Category: Ford
Expert:  ASEMaster35yrs replied 1 year ago.

Sounds like a bad ignition switch, especially since it quits while driving. Replace ignition switch.

Expert:  ASEMaster35yrs replied 1 year ago.

Check fuses and swap out relays. There were some problems with water leaking through windshield dropping onto fuse panel and GEM module under dash driver's side left of steering wheel. Check there for corrosion and signs of water contamination of fuse block. See checking fuses:

See this forum link: