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1994 Ford Explorer XL 4.0L Excessive Emissions, Poor Idle Quality, Surge, Stall, MIL Lamp on, minor backfire @ idl
Customer complaint: Surge at idle, stall or almost stall at idle, backfire through intake at idle. When idle surge occurs, injector pulse goes up to 6-8ms. O2 sensore have been replaced and activity seems good and respond to induced lean or rich commands. Cann...
FIX posted 3/14/2002
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Related Documents & Media | VIN | 1FMD434XOR |
| Engine | 4.0 L / 6 cyl / GAS |
| Trans | 4-speed Automatic |
| Delivery | FI / sefi |
| Emissions | OBD I |
| Symptoms | Excessive Emissions, Poor Idle Quality, Surge, Stall, MIL Lamp on, Minor Backfire @ Idl |
| Occurs | Cold, Hot, Idle, Intermittently |
Trouble Codes
| 124 | Tps voltage higher than expected |
| 159 | MAF signal higher than expected |
| 176 | O2 sensor bank 2 not switching lean |
Message Closed w/FIX
Vehicle Data
1994 Ford Explorer XL
| VIN | 1FMD434XOR |
| Engine | 4.0 L / 6 cyl / GAS |
| Trans | 4-speed Automatic |
| Delivery | FI / sefi |
| Emissions | OBD I |
| Symptoms | Excessive Emissions, Poor Idle Quality, Surge, Stall, MIL Lamp on, Minor Backfire @ Idl |
| Occurs | Cold, Hot, Idle, Intermittently |
Trouble Codes
| 124 | Tps voltage higher than expected |
| 159 | MAF signal higher than expected |
| 176 | O2 sensor bank 2 not switching lean |
Video