EM-4 ENGINE MECHANICAL (2JZ-GTE) - VALVE CLEARANCE VALVE CLEARANCE INSPECTION EM0A9-02 HINT: Inspect and adjust the valve clearance when the engine is cold. 1. REMOVE IGNITION COILS ASSEMBLIES (See page IG-6 ) P11759 2. DISCONNECT ENGINE WIRE PROTECTOR FROM NO.4 TIMING BELT COVER (a) Disconnect the engine wire from the 4 wire clamps. (b) Lift out the engine wire protector from the cylinder head covers. P12644 3. DISCONNECT ENGINE WIRE PROTECTOR FROM COWL TOP PANEL (a) Remove the bolt, and disconnect the ground strap. (b) Remove the 2 bolts, and lift up the engine wire protector. P11760 4. REMOVE IAC VALVE PIPE (a) Disconnect the 5 air hoses from the IAC valve pipe. (b) Remove the IAC valve pipe from the pipe clamp on the No.1 cylinder head cover. P11757 5. REMOVE NO.1 AND NO.2 CYLINDER HEAD COVERS (a) Disconnect the cruise control actuator cable from the cable bracket. (b) Remove the bolt holding the VSV to the turbo outlet duct. (c) Disconnect the 2 PCV hoses from the cylinder head cov- ers. 1997 SUPRA (RM502U) Author : Date : 1109