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valve variator
You turn the valve cap anti-clockwise!
there isn't a drain plug, you will have to remove the bottom hose
EGR valve sooted up
Common problem have Solenoid replaced Usually the pressure regulator valve.
The idling speed is automatically sensed ....and set by the Air control valve
inlet 0.10 outlet 0.25
What are the torque settings for Nissan ZD 3 liter turbo diesel cylinder head and valve clearances?
Worn valve, bent valve, damaged piston and/or rings, head gasket failure.
inlet is 0.10 to 0.15mm and exhaust is 0.25to0.30mm ...
What are the torque settings for Nissan Patrol 4.2 petrol cylinder head and valve clearances?Read more: What_are_the_torque_settings_for_Nissan_Patrol_4.2_petrol_cylinder_head_and_valve_clearances