2004 Ford F-250 ENGINE MISSING

Tiny
MAZZOTTIJ
  • MEMBER
  • 2004 FORD F-250
  • V8
  • 4WD
  • AUTOMATIC
  • 21,400 MILES
This condition starts after runing truck for 5 to 10 minutes
WHEN STEPPING ON FUEL PEDDEL AND RELEASE TAIL PIPE HAS LITTLE BACK FIRE, ENGINE COMPUTER CODE IS P1152 AND COMES UP WITH (1)DEFINITION LACK OF 2 SWITHCES BANK 2 SENSOR, RICH EXPLANATION 2
(2) AAECM DETECTED 02 SENSOR AT IS RICH LIMIT

proboble cause
1, fuel preasuer high
2, egr stuck open
3, engiine mechanical condition

which one do I go for first when trying to repair
Saturday, May 29th, 2010 AT 8:53 AM

1 Reply

Tiny
OBXAUTOMEDIC
  • MECHANIC
  • 3,711 POSTS
Hello,

Thank you for the donation it is very much appreciated.

Here are the defs I have for P1152

P1152 Lack of Upstream Heated Oxygen Sensor Switch - Sensor Indicates Rich - Bank No. 2

P1152 O2 Sensor Heater Circuit Low Voltage (Bank 2 Sensor 1)

P1152 Lack Of HO2S-21 Switch Indicates Rich

Ok, First thing to check is the Fuses for the Heated O2 Sensors.

Next would be to either put the vehicle on a Scanner capable of showing the wave forms of the sensor or just replacing the sensor.

Also are there any other drivability problems?

.
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Saturday, May 29th, 2010 AT 5:49 PM

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