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2007 Jeep Wrangler Unlimited Rubicon 3.8L MIL Lamp on
Vehicle came in with p0406, found EGR valve unresponsive when vehicle was hot, changed valve with OEM, no problem. Now throws P0403, EGR valve still working fine, responds when cold and hot to scan tool command. Have checked all the wiring to EGR, no probl...
FIX posted 4/18/2025
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Message Closed
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13 Replies Received
Related Documents & Media | VIN | 1J4GA69137 |
| Engine | 3.8 L / 6 cyl / GAS |
| Trans | 4-speed Automatic (Electronic) |
| Delivery | Fuel Injection |
| Emissions | OBD-II Compliant |
| Symptoms | MIL Lamp On |
| Occurs | Always |
Trouble Codes
| P0403 | EGR Control Circuit Malfunction |
Message Closed
Vehicle Data
2007 Jeep Wrangler Unlimited Rubicon
| VIN | 1J4GA69137 |
| Engine | 3.8 L / 6 cyl / GAS |
| Trans | 4-speed Automatic (Electronic) |
| Delivery | Fuel Injection |
| Emissions | OBD-II Compliant |
| Symptoms | MIL Lamp On |
| Occurs | Always |
Trouble Codes
| P0403 | EGR Control Circuit Malfunction |
Video