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1994 Ford Ranger STX 4.0L Detonation
This vehicle has an intermittent detonation on acceleration. All the standard detonation stuff has been checked with no problem found. The interesting thing is that the base timing, with the spout disconnected of course, is 19 degrees BTDC. I wonder if any...
FIX posted 4/29/1999
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| VIN | 1FTDR15XOR |
| Engine | 4.0 L / 6 cyl / GAS |
| Trans | 5-speed Standard |
| Delivery | FI / EFI |
| Emissions | Not OBD-II Compliant |
| Symptoms | Detonation |
| Occurs | Always, Under Load, on Accel, Intermittently |
Trouble Codes
| 181 | System at rich limit at part throttle |
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Vehicle Data
1994 Ford Ranger STX
| VIN | 1FTDR15XOR |
| Engine | 4.0 L / 6 cyl / GAS |
| Trans | 5-speed Standard |
| Delivery | FI / EFI |
| Emissions | Not OBD-II Compliant |
| Symptoms | Detonation |
| Occurs | Always, Under Load, on Accel, Intermittently |
Trouble Codes
| 181 | System at rich limit at part throttle |
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