Ford EEC Error Codes

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I had problem with stupid p1443 code. On here it says. After looking at some of the codes here and then the haynes manual. Alot of them are bunk and appear to be the wrong code.

Here. P1443 Evaporative Emission Control System - Vacuum System - Purge Control Solenoid or Purge Control Valve fault.

In the haynes manual it says

Haynes. P1443 Idle Air Control (IAC) Valve Speed Fault.
 
Roger_4.6_96 said:
I had problem with stupid p1443 code. On here it says. After looking at some of the codes here and then the haynes manual. Alot of them are bunk and appear to be the wrong code.

Here. P1443 Evaporative Emission Control System - Vacuum System - Purge Control Solenoid or Purge Control Valve fault.

In the haynes manual it says

Haynes. P1443 Idle Air Control (IAC) Valve Speed Fault.


haynes manual is wrong.. this is out of fords PC/ED book.

ford's PC/ED book said:
P1443 - EVAP Control System Canister Purge Valve (Mechanical) Malfunction Monitors the fuel vapor flow between the engine intake manifold and the EVAP canister. The system failure occurs when a leak or blockage between the intake manifold, the EVAP canister purge valve and the EVAP canister is detected by the PCM. Pinched, blocked or plugged fuel vapor tubes/hoses (except between fuel tank and EVAP canister)
Damaged EVAP canister
Disconnected, cracked or cut fuel vapor tubes/hoses (except between fuel tank and EVAP canister)
Damaged EVAP canister purge valve
Check for audible vacuum noise in the engine compartment or significant fuel odor in the engine compartment or near the EVAP canister.
 
someone said earlier that autozone pulls codes for free, but I called them and the guy told me they didnt do that anymore.... So the only way to get a code pulled for free is either use your own scanner or find a friend whos got one? Ive called all the garages in town, and they all charge at least a half hour of labor, which ends up being over 50 dollars. this sucks.
 
Fred Durst 2KGT said:
Anyone know if a P0455 evap. code would be consistent with having an off road h-pipe??

I wouldn't say it's consistant with having an o/r pipe.. but anything is possible. You're more likely to throw H02S related codes with that.. or if you have an exhaust leak, you may see other strange ones.
 
hi i whant to know if the oxigen sensor are disactivated when you put a chip on the ecu the chip (diablosport) is on a 98' cobra, 42 pounders, supercharger, lightning maff....
other cuestion is did the 98 cobras came with poor spark problems? because in having at 5500 up some poping by the exhaust and looks like missfire and i have stock coils...
 
aleborjas said:
hi i whant to know if the oxigen sensor are disactivated when you put a chip on the ecu the chip (diablosport) is on a 98' cobra, 42 pounders, supercharger, lightning maff....
other cuestion is did the 98 cobras came with poor spark problems? because in having at 5500 up some poping by the exhaust and looks like missfire and i have stock coils...

The upstream 02 sensors are active when the car is in closed loop operation reguardless of chip or tune. the downstream 02 sensors ( after the cats) can be shut off in the tune