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1998 Ford F-150 XL 4.2L MIL Lamp on
This truck keeps setting a code for insufficient EGR flow. I've done all the basic checks and everything checks out ok. EGR valve almost kills the engine if opened manuelly. I suspected stopped up EGR ports even though there is no evidence to support that. Rem...
FIX posted 1/8/2008
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Message Closed w/FIX
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| VIN | 1FTZF1723W |
| Engine | 4.2 L / 6 cyl / GAS |
| Trans | 4-speed Automatic (Electronic) |
| Delivery | FI / SEFI |
| Emissions | OBD-II Compliant |
| Symptoms | MIL Lamp On |
| Occurs | Always |
Trouble Codes
| P0401 | EGR System Insufficient Flow Detected |
| P1408 | MAP Sensor Circuit Malfunction |
Message Closed w/FIX
Vehicle Data
1998 Ford F-150 XL
| VIN | 1FTZF1723W |
| Engine | 4.2 L / 6 cyl / GAS |
| Trans | 4-speed Automatic (Electronic) |
| Delivery | FI / SEFI |
| Emissions | OBD-II Compliant |
| Symptoms | MIL Lamp On |
| Occurs | Always |
Trouble Codes
| P0401 | EGR System Insufficient Flow Detected |
| P1408 | MAP Sensor Circuit Malfunction |
7 Replies Received
7 Replies Received
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