Cylinder arrangement and direction of rotation of the ignition distributor
Cylinder arrangement (from the belt side)
| Right side (back) | 1–3–5 | |
| Left side (near the radiator) | 2–4–6 | |
| Cylinder firing order | 1–2–3–4–5–6 |
Cylinder head
1 – left exhaust manifold; 2 – gasket; 3 – exhaust manifold heat shield; 4 – gasket; 5 – right exhaust manifold; 6 – exhaust manifold heat shield; 7 – cylinder head gasket; 8 – toothed belt cover; 9 – right cylinder head; 10 – camshaft controlling the intake valves; 11 – camshaft controlling the exhaust valves; 12 – washer; 13 – thrust ring; 14 – camshaft pulley; 15 – retaining ring; 16 – gasket; 17 – cylinder head cover; 18 – gaskets; 19 – intake manifold; 20 – Idle pulley bracket; 21 – gasket; 22 – cooling system nipple; 23 – gasket; 24 – Air intake bracket; 25 – EGR pipe; 26 – gaskets; 27 – EGR valve and vacuum modulator; 28 – vacuum tubes; 29 – air intake; 30 – gaskets; 31 – cooling system bypass pipe; 32 – heat shield of the bypass pipe; 33 – sealing washer; 34 – cylinder head cover; 35 – gasket; 36 – camshaft bearing cap; 37 – camshaft controlling the intake valves; 38 – camshaft controlling the exhaust valves; 39 – rear plate of the cylinder head; 40 – spark plug pipe gasket; 41 – left cylinder head; 42 – left engine lug; 43 – cylinder head gasket; 44 – adjusting gasket; 45 – valve tappet; 46 – upper spring plate; 47 – spring; 48 – spring seat; 49 – valve guide bushing; 50 – valve; 51 – exhaust bypass pipe; 52 – gasket; 53 – exhaust manifold heat shield; 54 – camshaft sealing ring; 55 – crackers; 56 – sealing ring; 57 – thrust ring; 58 – gaskets
Cylinder head
| Non-flatness: | |
| – 3VZ-FE engine (1992 and 1993): | |
• cylinder head | 0.099 mm |
• intake manifold | 0.099 mm |
• exhaust manifold | 1.0 mm |
| – engine 1MZ-FE (1994): | |
| • cylinder head | 0.099 mm |
| • intake manifold | 0.078 mm |
| • exhaust manifold | 0.49 mm |
Camshaft
| Valve clearance (on a cold engine): | |
- intake valves | 0.127 – 0.23 mm |
- exhaust valves | 0.28 – 0.38 mm |
Neck diameter | 26,940 – 26,960 mm |
Bearing clearance: | |
| - nominal | 0.035 – 0.071 mm |
| - minimum | 0.099 mm |
| Height of cams: | |
| – 3VZ-FE engine (1992 and 1993) | |
| The camshaft that controls the intake valves: | |
| - nominal | 42.158 – 42.260 mm |
| - maximum permissible | 42,000 mm |
| – 1MZ-FE engine (since 1994) | |
| The camshaft that controls the intake valves: | |
| - nominal | 42.110 – 42.210 mm |
| - maximum permissible | 42,050 mm |
| The camshaft that controls the intake valves: | |
| - nominal | 41,960 – 42,050 mm |
| - maximum permissible | 41,810 mm |
| Axial play of the camshaft | |
| - nominal | |
| • 3VZ-FE engine(1992 and 1993) | 0.033 – 0.078 mm |
| • engine 1 MZ-FE (since 1994) | 0.040 – 0.088 mm |
| - maximum permissible | 0.119 mm |
| Camshaft gear clearance: | |
| - nominal | 0.02 – 0.20 mm |
| - maximum permissible | 0.47 mm |
| Distance between ends of camshaft gear spring | 22.5 – 22.9 mm |
Valve tappet
Diameter | 30.96 – 30.97 mm |
Pusher channel diameter | 31.00 – 31.018 mm |
Tappet clearance in head: | |
| - nominal | 0.022 – 0.050 mm |
| - maximum permissible | 0.071 mm |
Oil pump
| Clearance between outer rotor and housing: | |
| - nominal | 0.099 – 0.170 mm |
| - maximum permissible | 0.299 mm |
| Rotor axial clearance: | |
| - nominal | 0.030 – 0.088 mm |
| - maximum permissible | 0.149 mm |
Tightening moments
Engine 3VZ-FE (1992 and 1993) | |
| Exhaust manifold nuts | 40 Nm |
| Crankshaft pulley bolt | 250 Nm |
| Idler pulley bolts: | |
| - number 1 | 35 Nm |
| - number 2 | 40 Nm |
| Timing Belt Tensioner Mechanism | 28 Nm |
| Camshaft pulley | 110 Nm |
| Cylinder head mounting bolts: | |
| - stage 1 | 35 Nm |
| - stage 2 | turn 90° |
| - stage 3 | turn 90° |
| Oil pump bolts: | |
| – bolt head 12 mm | 35 Nm |
| – bolt head 14 mm | 40 Nm |
| Flywheel/drive plate | 85 Nm |
Engine 1MZ-FE (since 1994) | |
| Exhaust manifold | 50 Nm |
| Crankshaft pulley bolt | 220 Nm |
| Idler pulley bolts: | |
| - number 1 | 35 Nm |
| - number 2 | 45 Nm |
| Timing Belt Tensioner Mechanism | 28 Nm |
| Camshaft pulley | 130 Nm |
| Cylinder head mounting bolts: | |
| - stage 1 | 55 Nm |
| - stage 2 | turn 90° |
| Flywheel/drive plate | 85 Nm |