Supra L6-2997cc 3.0L DOHC MFI (1998)
15. REMOVE CAMSHAFT TIMING OIL CONTROL VALVE
16. DISCONNECT NO.1 OIL PIPE
Remove the bolt, union bolt, oil control valve filter and 2 gaskets, and disconnect the No.1 oil pipe from the No.3 camshaft bearing cap.
17. REMOVE VVT-i (INTAKE CAMSHAFT TIMING) PULLEY
NOTICE:
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The 5 bolts shown in the illustration determine the backlash of the gear in the timing pulley, so do not remove them.
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If any of the 5 bolts are removed, install a new camshaft timing pulley assembly.
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When removing the straight screw plug, follow the prescribed procedure in order to avoid spilling oil on the timing system parts.
a. Rotate the VVT-i pulley from left to right 2 to 3 times within its range of movement (30°) and use a waste cloth to collect the oil from the
camshaft timing oil control valve installation hole.
NOTICE: Approximately 20 cc (1.2 cu inch) of oil will be ejected, so take care not to spill it.
b. Holding the hexagon portion of camshaft with a wrench.
c. Using a 14 mm hexagon wrench, remove the straight screw plug and seal washer.
NOTICE: Some oil may spill, so put a waster cloth below the plug white doing the operation.
d. Using a 10 mm hexagon wrench, and remove the set bolt and VVT-i pulley.
e. Remove the wrench.