Engine just shut off while driving

Tiny
EGUTIERREZG
  • MEMBER
  • 2012 NISSAN VERSA
  • 1.6L
  • 4 CYL
  • 2WD
  • MANUAL
  • 125,000 MILES
There is no power on fuel pump and radiator fan turns on when set switch on. Fuses checked okay. How can I test Control Unit-IPDM and wiring?
Monday, August 24th, 2020 AT 11:36 AM

3 Replies

Tiny
JACOBANDNICKOLAS
  • MECHANIC
  • 109,747 POSTS
Hi,

As far as the IPDM, all you can do is check for power in and out. I attached a pic below. First, make sure the fuse in the picture is good. In addition to checking the fuse, make sure there is power to it and out from it.

https://www.2carpros.com/articles/how-to-check-a-car-fuse

Also, make sure the relay is good. You can switch it with a different one having the same part number or here is a test for checking a relay.

https://www.2carpros.com/articles/how-to-check-an-electrical-relay-and-wiring-control-circuit

If the power is good at the relay/fuse, then check at the pump for power. See pic 2. If power is at the pump, then either the pump is bad or there is a bad ground.

As far as the cooling fan, lets focus on one thing at a time.

Let me know what you find or if you have other questions.

Joe
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Monday, August 24th, 2020 AT 1:40 PM
Tiny
EGUTIERREZG
  • MEMBER
  • 2 POSTS
Thanks Joe, very helpful images. I'll check today. However can't find Fuel Pump Relay to check.
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Wednesday, August 26th, 2020 AT 2:52 PM
Tiny
JACOBANDNICKOLAS
  • MECHANIC
  • 109,747 POSTS
Hi,

According to the schematics, it is in the IPDM under the hood. I attached a pic below showing the fuel pump relay fuse, so check that as well. As far as the relay, I'm not showing a pic. See if there is a label on the rear of the box cover indicating relay location.

The box should be behind the battery.

Let me know.
Joe
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Wednesday, August 26th, 2020 AT 7:11 PM

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