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2002 Mercury Mountaineer 4.0L Poor Idle Quality, Surge, MIL Lamp on
I believe I have a bad pcm but at 935.00 I want to be posative. This car was sent to me from another shop. They replaced both front oxygen sensors with new ones from Ford. The car will start and run but rough, it will surge after a while and sometimes stall. I...
FIX posted 11/7/2007
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Message Closed w/FIX
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13 Replies Received
13 Replies Received
Related Documents & Media | VIN | 4M2ZU86E02 |
| Engine | 4.0 L / 6 cyl / GAS |
| Trans | 5-speed Automatic (Electronic) |
| Delivery | FI |
| Emissions | OBD-II Compliant |
| Symptoms | Poor Idle Quality, Surge, MIL Lamp On |
| Occurs | Always |
Trouble Codes
| P0131 | Heated Oxygen Sensor (Bank 1 Sensor 1) Circuit Low Voltage |
| P0132 | Heated Oxygen Sensor (Bank 1 Sensor 1) Circuit High Voltage |
| P0151 | Heated Oxygen Sensor (Bank 2 Sensor 1) Circuit Low Voltage |
| P0152 | Heated Oxygen Sensor (Bank 2 Sensor 1) Circuit High Voltage |
Message Closed w/FIX
Vehicle Data
2002 Mercury Mountaineer
| VIN | 4M2ZU86E02 |
| Engine | 4.0 L / 6 cyl / GAS |
| Trans | 5-speed Automatic (Electronic) |
| Delivery | FI |
| Emissions | OBD-II Compliant |
| Symptoms | Poor Idle Quality, Surge, MIL Lamp On |
| Occurs | Always |
Trouble Codes
| P0131 | Heated Oxygen Sensor (Bank 1 Sensor 1) Circuit Low Voltage |
| P0132 | Heated Oxygen Sensor (Bank 1 Sensor 1) Circuit High Voltage |
| P0151 | Heated Oxygen Sensor (Bank 2 Sensor 1) Circuit Low Voltage |
| P0152 | Heated Oxygen Sensor (Bank 2 Sensor 1) Circuit High Voltage |
Video