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Car Wont Start - PIM, VTA1 & VTA2 All highlighted on PFC

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Old 05-16-14 | 12:03 PM
  #1  
ttpower's Avatar
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Car Wont Start - PIM, VTA1 & VTA2 All highlighted on PFC

Was just driving along went over a speed bump(very slowly) and my car just died. Now on the PFC in the sensors section; PIM, VTA1 & VTA2 is highlighted with 0.01v!!

I tried adjusting the MAP sensor but the values don't change, only when I unplug it completely the voltage goes to 4.48ish.
Any ideas what could be the problem?
Old 05-16-14 | 01:01 PM
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zayrx7's Avatar
the mazda zoom zoom store
 
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From: Columbus, Oh
check vaccum line for map sensors
Old 05-16-14 | 04:40 PM
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From: https://www2.mazda.com/en/100th/
those are all the 5v sensors, so you have a problem with the 5v reference or its ground. especially if you unplug something and its ok!

you're lucky isn't windy, or the porch might have fallen off too
Old 05-17-14 | 12:09 PM
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Ok so checked the ecu, turns out my power fc is not giving out the 5v for the tps sensor. I also found a bad ground caused by the window wiper motor. Was actually making the ground point hot!

Anyway, I put a 5v source on the tps output and sensor reading fine, this mean my ecu is fried!
Old 10-02-18 | 09:44 AM
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deleted, wrong thread.

Last edited by Alchemyst6; 10-02-18 at 10:27 AM.
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