Injector fuse blows on hard acceleration

Asked by Guru734QR Jun 22, 2020 at 09:50 PM about the 2003 Jeep Grand Cherokee Limited 4WD

Question type: Maintenance & Repair

03' JGC 4.7 H.O blowing injector fuse

5 Answers

F_O_R answered 3 years ago

Just a WAG but I would say you have a bad injector that is shorting out.

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F_O_R answered 3 years ago

Scan for codes. A misfire might tell you which cylinder.

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Guru734QR answered 3 years ago

No misfire, hard acceleration and fuse blows code 1389 pops up new fuse in and it starts right up and runs fine only when I punch it.

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