Necessary preliminary tasks

• Read out fault memory of DME control unit
• Turn off ignition
• Disconnect NEGATIVE BATTERY CABLE
• Remove INTAKE PLENUM

Unlock plug (1) and remove.

Fig 1: Identifying Plug

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Release screws on both knock sensors (1) and remove knock sensors (1).

Installation: 

Replace aluminium screws. 

Tightening torque 12 14 1AZ .

Fig 2: Locating Knock Sensors

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Installation: 

Clean support face of knock sensors on engine block.

Fig 3: Locating Contact Surface Of Knock Sensors On Engine Block

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Delete fault memory.