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1997 Ford Explorer fuel system problem

Tiny
MUSTBAFORD
  • MEMBER
  • 1997 FORD EXPLORER
  • 6 CYL
  • 4WD
  • MANUAL
  • 120,000 MILES
Codes 0171,0174,1131,1151 came up
What is 1151 02 sensor heater circuit signal intermittent bank 2 sensor 1?
and is there any to test the fuel pump?
Sunday, August 30th, 2009 AT 4:55 PM

1 Reply

Tiny
JACOBANDNICKOLAS
  • MECHANIC
  • 109,747 POSTS
The code identifies there is either a bad sensor or there could be an electrical problem to that O2 sensor.

Here is a how to for checking fuel pump pressure:

https://www.2carpros.com/how_to/how_to_check_fuel_pressure.htm

Let me know if it helps. Also, if you don't have a gauge, many parts stores will lend or rent them.
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Tuesday, September 1st, 2009 AT 8:06 PM

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