NO INJECTOR POWERGROUND ON BOTH SIDES OF ...

1998 Nissan Sentra

Tiny

shovelx71

March, 28, 2013 AT 11:57 PM

No injector power, ground on both sides of connector with key on. No pulse, 36psi fuel, has spark. What supplies power to the injectors?

FOUND 2881 RELATED QUESTIONS

8 Answers

Tiny

ASEMaster6371

March, 29, 2013 AT 12:16 AM

Fuse in the fuse block. 12 volts key on power and the pcm grounds the circuit.

Roy

Tiny

shovelx71

March, 29, 2013 AT 2:07 AM

Ck'ed all fuses and relays, all good, scanned with solis, inj pulse wighth.2.85 and when cranking 62. Or 69. Broken wire?Ground on both sides of terminial.I have alldata and doesn't steer me anywhere. Been doing this over 30 years, Chrysler tech 15 of them. Baffled?Thanks for your help! John

Tiny

ASEMaster6371

March, 29, 2013 AT 2:09 AM

How did you get a pulse width of 2.85 with no power to the injectors?

Roy

Tiny

shovelx71

March, 29, 2013 AT 2:16 AM

That's what the scanner showed with key on.

Tiny

shovelx71

March, 29, 2013 AT 2:19 AM

That's what's baffiling.

Tiny

shovelx71

March, 29, 2013 AT 2:21 AM

Thanks for the help Roy!

Tiny

ASEMaster6371

March, 29, 2013 AT 3:08 AM

Did you verify no voltage with a volt meter?

Roy

Tiny

shovelx71

March, 29, 2013 AT 10:14 AM

Yes I used a logic probe. Ground on both sides. Also used a noid lite.

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