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1994 Ford F-150 XL 4.9L Poor Idle Quality, Hesitation, Surge, Cuts out, Stall, MIL Lamp on
Hi all, vehicle came in with a complaint of surging, intermittent check engine light, low power, all symptoms happening intermittently. Hooked up the snap-on scanner and got the listed codes. I switched to data stream and started the vehicle. O2 voltage wa...
FIX posted 7/7/1999
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| VIN | 1FTEF14Y1R |
| Engine | 4.9 L / 6 cyl / GAS |
| Trans | 5-speed Standard |
| Delivery | FI / MP FI |
| Emissions | Not OBD-II Compliant |
| Symptoms | Poor Idle Quality, Hesitation, Surge, Cuts Out, Stall, MIL Lamp On |
| Occurs | Intermittently |
Trouble Codes
| 172 | EGO not switching lean exhaust bank 1 |
| 173 | EGO not switching rich exhaust bank 1 |
| 522 | No description available |
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Vehicle Data
1994 Ford F-150 XL
| VIN | 1FTEF14Y1R |
| Engine | 4.9 L / 6 cyl / GAS |
| Trans | 5-speed Standard |
| Delivery | FI / MP FI |
| Emissions | Not OBD-II Compliant |
| Symptoms | Poor Idle Quality, Hesitation, Surge, Cuts Out, Stall, MIL Lamp On |
| Occurs | Intermittently |
Trouble Codes
| 172 | EGO not switching lean exhaust bank 1 |
| 173 | EGO not switching rich exhaust bank 1 |
| 522 | No description available |
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