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1994 Mercury Grand Marquis LS 4.6L Codes don't clear.
This vehicle came in with MIL on for codes 171,172 and 332. Found an inactive O2 sensor. It would stick either at full rich or full lean and not switch. Replaced sensor and found normal sensor activity. We were to proceed with the work on code 332 but the prob...
FIX posted 2/4/2003
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Message Closed w/FIX
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14 Replies Received
14 Replies Received
Related Documents & Media | VIN | 2MELM75W2R |
| Engine | 4.6 L / 8 cyl / GAS |
| Trans | 4-speed Automatic (Electronic) |
| Delivery | FI / SEFI |
| Emissions | OBD1 |
| Symptoms | Codes Don't Clear. |
| Occurs | Always |
Trouble Codes
| 171 | 172 - |
| 172 | 332 - |
| 332 |
Message Closed w/FIX
Vehicle Data
1994 Mercury Grand Marquis LS
| VIN | 2MELM75W2R |
| Engine | 4.6 L / 8 cyl / GAS |
| Trans | 4-speed Automatic (Electronic) |
| Delivery | FI / SEFI |
| Emissions | OBD1 |
| Symptoms | Codes Don't Clear. |
| Occurs | Always |
Trouble Codes
| 171 | 172 - |
| 172 | 332 - |
| 332 |
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