Operation CHARM: Car repair manuals for everyone.

Circuit Testing - Fuse

IGN3 FUSE
Location: Underhood Junction Block (UHJB)
Type: 30A Maxifuse
Feeds: Circuits 102A and 102B

If one of the following systems are operating normally, the fuse is most likely good.
^ Starter solenoid
^ Rear window defogger
^ HVAC high blower relay
^ Power windows
^ Cruise control

If the fuse is blown determine the cause of the blown fuse and repair.

Replace fuse as needed.

IGN4 FUSE
Location: Underhood Junction Block (UHJB)
Type: 30A Maxifuse
Feeds: Circuit 202

If one of the following systems are operating normally, the fuse is most likely good.
^ Backup lights
^ EGR system
^ Electronic ignition system
^ Powertrain control module (PCM)
^ Fuel injectors
^ HVAC fan
^ Radio
^ Wiper motor

If the fuse is blown determine the cause of the blown fuse and repair.

Replace fuse as needed.