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1991 Ford Ranger Custom 3.0L MIL Lamp on
One of our drivers came in with the CEL on, I ran the KOEO and KOER quick tests and found a DTC 41. The problem I have is Coke supplies it's technicians with very little Diagnostic equipment. The only information I have for diagnosing this problem is from ...
FIX posted 3/22/1999
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Message Closed w/FIX
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| VIN | 1FTCR10U7M |
| Engine | 3.0 L / 6 cyl / GAS |
| Trans | 4-speed Automatic |
| Delivery | FI / EFI |
| Emissions | Federal |
| Symptoms | MIL Lamp On |
| Occurs | Hot |
Trouble Codes
| 41 | HEGO Not Switching Rich/Lean |
Message Closed w/FIX
Vehicle Data
1991 Ford Ranger Custom
| VIN | 1FTCR10U7M |
| Engine | 3.0 L / 6 cyl / GAS |
| Trans | 4-speed Automatic |
| Delivery | FI / EFI |
| Emissions | Federal |
| Symptoms | MIL Lamp On |
| Occurs | Hot |
Trouble Codes
| 41 | HEGO Not Switching Rich/Lean |
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