LEMON Manuals: Even more car manuals for everyone: 1960-2025
Home >> Lexus >> 1998 >> LS 400 >> Repair and Diagnosis >> Engine Performance >> System >> Engine Controls - System/Component Tests >> Variable Valve Timing (VVT) System >> Camshaft Timing Oil Control Valve >> Timing Oil Control Valve Operation
April 5, 2026: LEMON Manuals is launched! Read the announcement.

Timing Oil Control Valve Operation

Remove oil control valve. Connect a fused jumper wire between battery voltage and terminal No. 1 of oil control valve. See Fig 1. Connector a second fused jumper wire between ground and terminal No. 2 of oil control valve. Spindle should move away from oil control valve connector. Remove battery voltage from connector. Spindle should move towards oil control valve connector. If oil control valve operation is not as specified, replace oil control valve.

Fig 1: Testing Camshaft Timing Oil Control Valve
G98J11352Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002