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1990 Ford F-150 Custom 4.9L Surge, MIL Lamp on
I've been working on this truck all week off and [...] you drive it the ox switchs from .2 to .7 then in close loop it just goes up to .7 and stays there.I use propane and it jumps a little but then sits at .676 then the [...] before I left I got the egr c...
FIX posted 8/10/1999
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| VIN | 1FTEF14Y3L |
| Engine | 4.9 L / 6 cyl / GAS |
| Trans | 4-speed Automatic |
| Delivery | FI / sefi |
| Emissions | fed |
| Symptoms | Surge, MIL Lamp On |
| Occurs | Hot, Cruise |
Trouble Codes
| 33 | egr not closing |
| 41 | Ox sensor not switching |
Message Closed w/FIX
Vehicle Data
1990 Ford F-150 Custom
| VIN | 1FTEF14Y3L |
| Engine | 4.9 L / 6 cyl / GAS |
| Trans | 4-speed Automatic |
| Delivery | FI / sefi |
| Emissions | fed |
| Symptoms | Surge, MIL Lamp On |
| Occurs | Hot, Cruise |
Trouble Codes
| 33 | egr not closing |
| 41 | Ox sensor not switching |
Video