× Auto Repair Pros Member Benefits TechHelp Knowledge Base Forums Resources My iATN Marketplace Chat Pricing About Us Join Industry Sponsors Video Members Only Repair Shops Auto Pro Careers Auto Pro Reviews
Join Now
International Automotive Technicians Network
1993 Isuzu N NPR 3.9L Glow Plugs, Shut Down
Posted to Asian Electrical on 4/29/2009 3 Replies

This truck has two unusual problems. First, the glow plugs do not get energized. There is power to the relay with the key on, but no ground. I have had no luck tracking down wiring diagrams for this truck to determine where the ground for the relay is supposed...

3 Replies Received (View Replies)

 
Message Closed w/FIX

car Vehicle Data

1993 Isuzu N NPR

VIN J8DC4B1KXP
Engine3.9 L / 4 cyl / DIESEL
Trans0-speed Automatic
DeliveryFI
AffectedGlow Plugs, Shut Down
ConditionsInop
Misc.Also Known as a Gmc W4000
Message Closed w/FIX

car Vehicle Data

1993 Isuzu N NPR

VIN J8DC4B1KXP
Engine3.9 L / 4 cyl / DIESEL
Trans0-speed Automatic
DeliveryFI
AffectedGlow Plugs, Shut Down
ConditionsInop
Misc.Also Known as a Gmc W4000