Description
The Toyota Avanza 1.5L 3SZ-VE is a 1,495 cc naturally aspirated petrol engine from Toyota/Daihatsu’s SZ engine family. It is a longitudinally mounted inline-4 engine with DOHC, 16 valves and intake-side VVT-i. In the Avanza, it was used particularly in the first-generation and early second-generation applications before Toyota moved to the newer 2NR-VE 1.5L engine.
| Gear | Ratio |
|---|---|
| 1st | 3.769 |
| 2nd | 2.045 |
| 3rd | 1.376 |
| 4th | 1.000 |
| 5th | 0.838 |
| Reverse | 4.128 |
| Final drive | 4.875 |
| Specification | 3SZ-VE | 2NR-VE |
|---|---|---|
| Displacement | 1,495 cc | 1,496 cc |
| Cylinders | 4 | 4 |
| Valves | 16 | 16 |
| DOHC | Yes | Yes |
| VVT | Intake VVT-i | Dual VVT-i |
| Aspiration | Naturally aspirated | Naturally aspirated |
| Bore | 72.0 mm | ~72.5 mm |
| Stroke | 91.8 mm | ~90.6 mm |
| Timing | Chain | Chain |
| Typical Avanza application | Older models | Newer models |
| Drive in Avanza | RWD | RWD |
| Technology | Older/simple | Newer/more efficient |
Toyota Avanza 1.5L 3SZ-VE
Engine code: 3SZ-VE
Engine family: SZ
Displacement: 1,495 cc
Nominal size: 1.5 L
Cylinders: 4
Configuration: Inline 4
Valves: 16
Valve train: DOHC
VVT: Intake-side VVT-i
Bore: 72.0 mm
Stroke: 91.8 mm
Compression ratio: 10.0:1
Aspiration: Naturally aspirated
Fuel: Petrol/Gasoline
Fuel system: EFI/MPI
Timing: Morse-type chain
Block: Cast iron
Cylinder head: Aluminum alloy
Firing order: 1-3-4-2
Power: ~104–109 PS @ 6,000 rpm
Torque: ~136–141 Nm @ 4,400 rpm
Typical Avanza specification: 76 kW / 136 Nm
Transmission: 5-speed manual or 4-speed automatic, depending on model
Drive: Rear-wheel drive
Engine orientation: Longitudinal
Oil: Commonly 5W-30; approximately 3.1 L cited for the engine, application-dependent
Main vehicle: Toyota Avanza 1.5
Other applications: Toyota Rush, Daihatsu Terios, LiteAce/Luxio, etc.
The Toyota Avanza 1.5 3SZ-VE is a 1,495 cc naturally aspirated, long-stroke inline-four petrol engine with DOHC, 16 valves, intake-side VVT-i, EFI and a timing chain. The most commonly quoted Avanza figures are around 104–109 PS and 136–141 Nm, depending on the market/version. Toyota’s own Avanza documentation confirms the 1,495 cc 3SZ-VE, 16-valve DOHC/VVT-i, EFI and rear-wheel-drive configuration.
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