Question about Ford F-250
It seems like it may be a TPS sensor, MAF sensor, or the connectors/wiring going to them. Here is some more info: http://www.ford-trucks.com/forums/324349-p1120-p1121.html
If you want to diagnose the issue, I will be happy to further assist you. I will need to know what your vehicle is and engine size.
Posted on Mar 28, 2011
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Posted on Jan 02, 2017
SOURCE: What are codes p1249 &
P1211 Injector Control Pressure Sensor Above / Below Desired
P1249 Wastegate Control Valve Performance
P1211 We all know that this code is commonly caused by "Hot Chips" that are demanding more Injection Control Pressure (ICP) than the High Pressure Oil Pump can deliver. For what it's worth, these are the exact parameters that trigger this code:
P1249 it is the HPOP, above or below pressure, if you have added a performance chip to your vehicle , you will get this code from time to time, basically its Turbo over boost
Posted on Sep 18, 2011
CODE PO 603 PCM KEEP ALIVE MEMORY TEST ERROR. POSSIBLE CAUSE.BATTERY HAS BEEN DISCONNECTED.DUE TO CLEANING CABLES OR REPLACING BATTERY.WHATS HAPPEN WHEN YOU DISCONNECT CAR BATTERY YOUR PCM LOST ITS MEMORY.SO THE PCM WILL RELEARN ITS MEMORY.IF THE SERVICE LIGHT STAYS ON TAKE IT TO THE FORD DEALERSHIP.
Posted on Sep 18, 2009
the 1211 is [injector control pressure sensor above / below desired] the 1249 is[wastegate control valve performance] check the wastegate for proper operation valve not sticking proper lube no leaks or cracked lines and check the wiring and connections to the injector control pressure sensor
Posted on Jan 29, 2010
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