2004 Lexus ES 330FACTORY OEM SERVICE PROCEDURE

Camshaft Timing Oil Control Valve ASSY (3MZ-FE): Replacement

  1. DISCONNECT ENGINE WIRE NO. 3 (BATTERY NEGATIVE TERMINAL) 
  2. REMOVE V-BANK COVER SUB-ASSY (See  REPLACEMENT  ) 
  3. REMOVE CAMSHAFT TIMING OIL CONTROL VALVE ASSY 
    1. Disconnect the 2 camshaft timing oil control valve connectors.
      Fig 1: Removing Camshaft Timing Oil Control Valve Assy (RH Bank)
      G00919760Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    2. Remove the 2 bolts, then remove the 2 camshaft timing oil control valves.

      HINT:

      The camshaft timing oil control valve is installed with the bolt.

      Fig 2: Removing Camshaft Timing Oil Control Valve Assy (LH Bank)
      G00919761Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  4. INSTALL CAMSHAFT TIMING OIL CONTROL VALVE ASSY 
    1. Apply a light coat of engine oil to the O-ring on each camshaft timing oil control valve.
    2. Install the 2 camshaft timing oil control valves with the 2 bolts.

      Torque: 8.0 N.m (80 kgf.cm, 71 in.lbf) 

      NOTE: Be careful not to twist the O-ring.
    3. Connect the 2 camshaft timing oil control valve connectors.
  5. INSTALL V-BANK COVER SUB-ASSY (See  REPLACEMENT  ) 
  6. CONNECT ENGINE WIRE NO. 3 (BATTER NEGATIVE TERMINAL) 

    Torque: 5.4 N.m (55 kgf.cm, 48 in.lbf) 

  7. CHECK FOR ENGINE OIL LEAKS 
  8. SYSTEM INITIALIZATION (See  PRECAUTION  ) 
Factory Service Tools

Use the Manual With the Right Hardware

Pair factory procedures with proven DIY tools so the instructions are easier to execute.

Disclosure: Verified tool recommendations may earn an affiliate commission at no cost to you.

Shop Manual-Ready ToolsCompare Repair QuoteQuote Shield Pro

When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

  • • You smell fuel, burning insulation, or see smoke.
  • • Brakes feel soft, pull hard to one side, or make grinding noises.
  • • The engine overheats, stalls repeatedly, or misfires under load.
  • • You are missing required tools, torque specs, or safe lifting equipment.
  • • You are not confident in the next step or safety outcome.

Rather have a pro handle this?

A certified mobile mechanic comes to your home or office. They bring the tools, you stay comfortable. No tow truck, no waiting room, no surprises.

Comes to youSame-day available12-month warranty
Get a Free Quote

No obligation. See pricing before you book.