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2008 Cadillac DTS 4.6L MIL Lamp on
Have not found much diagnostic information on this code. Checked EGR for being partially stuck open but could blow from exhaust side and pintle sealing tightly/no air.
FIX posted 2/19/2015
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Message Closed w/FIX
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Related Documents & Media | VIN | 1G6KD57Y68 |
| Engine | 4.6 L / 8 cyl / GAS |
| Trans | 4-speed Automatic (Electronic) |
| Delivery | Fuel Injection |
| Emissions | OBD-II Compliant |
| Symptoms | MIL Lamp On |
| Occurs | Cold |
Trouble Codes
| P1400 | Manifold Differential Pressure Sensor Circuit Malfunction |
Message Closed w/FIX
Vehicle Data
2008 Cadillac DTS
| VIN | 1G6KD57Y68 |
| Engine | 4.6 L / 8 cyl / GAS |
| Trans | 4-speed Automatic (Electronic) |
| Delivery | Fuel Injection |
| Emissions | OBD-II Compliant |
| Symptoms | MIL Lamp On |
| Occurs | Cold |
Trouble Codes
| P1400 | Manifold Differential Pressure Sensor Circuit Malfunction |
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