How to diagnose Landrover P0404 fault code with JLR SDD

Vehicle model: Land Rover Defender (LD), vehicle VIN: 7A7326615x Symptom: Check engine light flashes and engine hesitates with P0404 error code stored in PCM Diagnostic reason analysis: EGR volume control solenoid valve Diagnostic equipment: V142 JLR SDD Mangoose Vehicle Interface… Continue Reading