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2004 Jeep Grand Cherokee Laredo 4.0L MIL Lamp on
I've got an odd one here! I have a 2004 Jeep Grand Cherokee with a 4.0L. I am getting a P0051 for an O2 heater problem on Bank 2 Sensor 1. I have replaced both upstream oxygen sensors with no help at all. I ran the heater test on a stone cold engine for the 5 ...
FIX posted 12/15/2008
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Message Closed w/FIX
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Related Documents & Media | VIN | 1J4GW48S04 |
| Engine | 4.0 L / 6 cyl / GAS |
| Trans | 4-speed Automatic (Electronic) |
| Delivery | FI |
| Emissions | OBD-II Compliant |
| Symptoms | MIL Lamp On |
Trouble Codes
| P0051 | Heated Oxygen Sensor (Bank 2 Sensor 1) Heater Circuit Low Voltage |
Message Closed w/FIX
Vehicle Data
2004 Jeep Grand Cherokee Laredo
| VIN | 1J4GW48S04 |
| Engine | 4.0 L / 6 cyl / GAS |
| Trans | 4-speed Automatic (Electronic) |
| Delivery | FI |
| Emissions | OBD-II Compliant |
| Symptoms | MIL Lamp On |
Trouble Codes
| P0051 | Heated Oxygen Sensor (Bank 2 Sensor 1) Heater Circuit Low Voltage |
Video