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Home >> Toyota >> 2001 >> Sienna CE >> Repair and Diagnosis >> External Pages >> Different car >> Section 13 (Engine Controls - On-Vehicle Adjustments - V6 & V8) >> Ignition Timing >> V8 >> Land Cruiser

Land Cruiser

WARNING: This page does not describe the selected car, but rather 10 other vehicles, including the 2002 Toyota Tundra, 2002 Toyota Tacoma, 2002 Toyota Sienna, 2002 Toyota Sequoia, and 2002 Toyota Land Cruiser. However, it is still accessible from the selected car via links, so may be relevant.
  1. Start engine and warm engine to normal operating temperature. Shut engine off.
  2. Remove necessary air intake components for access to intake manifold cover located on top of engine, above intake manifold. Remove intake manifold cover for access to ignition coil on cylinder No. 1.
  3. Connect timing light lead to wire at ignition coil on top of driver's side valve cover at cylinder No. 1. See Fig 1. Cylinder No. 1 is front cylinder on left side of engine when viewed from flywheel end of engine. See Figure.
  4. Connect Toyota hand-held tester or scan tool to data link connector No. 3 at driver's side of instrument panel. See Fig 2. Hand-held tester or scan tool is used to read engine RPM.
  5. Apply parking brake. Place transmission in Neutral. Start engine and maintain engine at 2500 RPM for 90 seconds and then allow engine to idle. Ensure idle speed is 650-750 RPM.
  6. Install Jumper Wire (SST 09843-18020 or SST 09843-18040) between terminals TC and E1 on data link connector No. 1. See Fig 3. Data link connector No. 1 is located on passenger's side front fender, behind air cleaner.
  7. Check ignition timing with engine idling. Timing marks are located on timing belt cover, near crankshaft pulley. Ensure base ignition timing is 5-15 degrees BTDC with engine idling. Shut engine off. Remove jumper wire, timing light and hand-held tester or scan tool. Reinstall intake manifold cover.
    Fig 1: Connecting Timing Light (Land Cruiser)
    G98H11210Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    Fig 2: Locating Data Link Connector No. 3 (Land Cruiser)
    G99G08773Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    Fig 3: Installing Jumper Wire Between Data Link Connector No. 1 Terminals (Land Cruiser)
    G98J11212Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002