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1998 peterbilt 379 truning key on no fire comeing to the…

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1998 peterbilt 379 truning key...
1998 peterbilt 379 truning key on no fire comeing to the ignition key
Submitted: 2 years ago.Category: Medium and Heavy Trucks
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Answered in 16 minutes by:
1/29/2016
Technician: Daniel Wilson,
 replied 2 years ago
Daniel Wilson
Category: Medium and Heavy Trucks
Satisfied Customers: 6,887
Experience: Owner at DJ Wilson
Verified

Hi James my name is***** will be glad to help. So there is no battery power to the IGN switch at all? Bare with me while I pull the schematic

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Technician: Daniel Wilson,
 replied 2 years ago

Click on this link for the diagram. Check between the starter solenoid and the firewall connector for a main fuse or breaker and also at the battery box as well for corrosion and damaged wiring and connections. Check the main power relay as well. Let me know

Schematic

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