BMW 7 Series: Emission Control, Oxygen Sensor

 Removing And Installing/Replacing Left Charge Air Cooler (N63)

WARNING: Risk of scalding! Only perform this repair work after engine has cooled down! Necessary preliminary work Remove ACOUSTIC COVER Remove front UNDERBODY PROTECTION. Remove FAN COWL. Drain coolant for charge air cooler. Release clamp (1). Tightening torque 13 71 8AZ. Release clamp (2).

 Removing And Installing/Replacing Left Rail (N63)

WARNING: Electric fuel pump starts up automatically when door is opened! Observe warning on cylinder head cover. Disconnect NEGATIVE BATTERY TERMINAL (risk of fire due to short circuit on removal). Carry out installation work on fuel system only with coolant temperature below 40ºC. IMPORTANT: We