2001 Subaru Legacy L 2.5L MIL Lamp on
Diagrams Indicate power supplied via connector B47 "Main Relay", I must be over looking this relay I can't find anything titled main relay. No other codes & No indication of voltage drop while driving. Would suspect bad ECM ground but no other inputs or output...
FIX posted 4/16/2013
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Message Closed w/FIX
Vehicle Data2001 Subaru Legacy L
Trouble Codes
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Message Closed w/FIX
Vehicle Data
2001 Subaru Legacy L
VIN | 4S3BE63571 |
Engine | 2.5 L / 4 cyl / GAS |
Trans | 4-speed Automatic (Electronic) |
Delivery | Fuel Injection |
Emissions | OBD-II Compliant |
Symptoms | MIL Lamp On |
Trouble Codes
P1400 | Manifold Differential Pressure Sensor Circuit Malfunction |