The Scion iM 1.8, produced for the 2015 and 2016 model years, was a compact hatchback marketed by Toyota’s youth-oriented Scion brand. Positioned as an entry-level offering within the Scion lineup, it aimed to provide a sporty and well-equipped vehicle at an accessible price point. The iM represented Scion’s attempt to capture a larger share of the burgeoning compact hatchback market in the United States, offering a blend of practicality, style, and standard features. It was built on the Toyota New Global Architecture (TNGA) platform, specifically a modified version of the E210 Corolla platform, marking a shift towards more modern engineering for the brand. The iM was discontinued after the 2016 model year when Scion was dissolved, and the vehicle was subsequently rebadged as the Toyota Corolla iM for the 2017 model year.
Technical Specifications
| Brand | Scion |
| Model | iM |
| Generation | iM |
| Type (Engine) | 1.8 (137 Hp) CVT |
| Start of production | 2015 |
| End of production | 2016 |
| Powertrain Architecture | Internal Combustion engine |
| Body type | Hatchback |
| Seats | 5 |
| Doors | 5 |
| Fuel consumption (economy) – urban | 8.4 l/100 km (28 US mpg) |
| Fuel consumption (economy) – extra urban | 6.4 l/100 km (36.8 US mpg) |
| Fuel consumption (economy) – combined | 7.4 l/100 km (31.8 US mpg) |
| Fuel Type | Petrol (Gasoline) |
| Weight-to-power ratio | 10 kg/Hp |
| Weight-to-torque ratio | 8 kg/Nm |
| Power | 137 Hp @ 6100 rpm |
| Power per litre | 76.2 Hp/l |
| Torque | 171 Nm @ 4000 rpm (126.12 lb.-ft. @ 4000 rpm) |
| Engine layout | Front, Transverse |
| Engine Model/Code | 2ZR-FAE |
| Engine displacement | 1798 cm3 (109.72 cu. in.) |
| Number of cylinders | 4 |
| Engine configuration | Inline |
| Cylinder Bore | 80.5 mm (3.17 in.) |
| Piston Stroke | 88.3 mm (3.48 in.) |
| Compression ratio | 10.6:1 |
| Number of valves per cylinder | 4 |
| Fuel injection system | Multi-port manifold injection |
| Engine aspiration | Naturally aspirated engine |
| Valvetrain | DOHC |
| Engine oil capacity | 4.2 l (4.44 US qt | 3.7 UK qt) |
| Coolant | 5.6 l (5.92 US qt | 4.93 UK qt) |
| Kerb Weight | 1375 kg (3031.36 lbs.) |
| Trunk (boot) space – minimum | 589 l (20.8 cu. ft.) |
| Fuel tank capacity | 53 l (14 US gal | 11.66 UK gal) |
| Length | 4331 mm (170.51 in.) |
| Width | 1760 mm (69.29 in.) |
| Height | 1405 mm (55.31 in.) |
| Wheelbase | 2601 mm (102.4 in.) |
| Front track | 1514 mm (59.61 in.) |
| Rear (Back) track | 1506 mm (59.29 in.) |
| Ride height (ground clearance) | 140 mm (5.51 in.) |
| Drag coefficient (Cd) | 0.30 |
| Minimum turning circle (turning diameter) | 11.4 m (37.4 ft.) |
| Drivetrain Architecture | The Internal combustion engine (ICE) drives the front wheels of the vehicle. |
| Drive wheel | Front wheel drive |
| Number of gears and type of gearbox | automatic transmission CVT |
| Front suspension | Independent type McPherson |
| Rear suspension | Double wishbone |
| Front brakes | Ventilated discs |
| Rear brakes | Disc |
| Assisting systems | ABS (Anti-lock braking system) |
| Steering type | Steering rack and pinion |
| Power steering | Electric Steering |
| Tires size | 225/45 R17 |
| Wheel rims size | 7.0J x 17 |
Powertrain & Engine Architecture
The Scion iM 1.8 utilized Toyota’s 2ZR-FAE 1.8-liter inline-four cylinder engine. This engine is a naturally aspirated powerplant featuring a double overhead camshaft (DOHC) valvetrain and multi-port fuel injection. The 2ZR-FAE is known for its reliability and relatively simple design. It produces 137 horsepower at 6,100 rpm and 171 Nm (126 lb-ft) of torque at 4,000 rpm. The engine’s design prioritizes fuel efficiency and smooth operation over outright performance. The engine is paired exclusively with a continuously variable transmission (CVT) in the iM, which further emphasizes fuel economy and provides a seamless driving experience. The CVT lacks traditional gear changes, instead utilizing a belt and pulley system to provide a virtually infinite number of gear ratios. This allows the engine to operate at its most efficient point at all times.
Driving Characteristics
The iM 1.8 CVT offers a comfortable and predictable driving experience. The CVT, while efficient, doesn’t provide the sporty feel of a traditional automatic or manual transmission. Acceleration is adequate for daily commuting and city driving, but it lacks the punch of higher-output engines available in other compact hatchbacks. The CVT is programmed to mimic traditional gear shifts under hard acceleration, but the effect is somewhat artificial. The iM’s suspension is tuned for comfort, providing a relatively smooth ride over most road surfaces. Handling is competent, but not particularly engaging. Compared to a manual transmission-equipped iM (which wasn’t offered in the US market), the CVT version sacrifices some responsiveness for improved fuel economy and ease of use. The CVT’s gear ratios are optimized for fuel efficiency, resulting in slightly slower acceleration times compared to a hypothetical manual version.
Equipment & Trim Levels
The Scion iM 1.8 came standard with a surprisingly generous list of features for its price point. Standard equipment included a 7-inch touchscreen infotainment system with Bluetooth connectivity, a rearview camera, automatic climate control, and a suite of active safety features including Vehicle Stability Control and Traction Control. Interior upholstery was a sporty fabric, and the dashboard featured a minimalist design. Available options included upgraded audio systems, all-weather floor mats, and exterior styling enhancements. The iM was offered in a single, well-equipped trim level, simplifying the buying process for consumers. This approach aligned with Scion’s philosophy of offering customizable vehicles with a focus on value.
Chassis & Braking
The iM’s chassis features an independent McPherson strut suspension in the front and a double wishbone suspension in the rear. This setup provides a good balance of ride comfort and handling. The front brakes are ventilated discs, while the rear brakes are solid discs. Anti-lock Braking System (ABS) is standard. The iM’s relatively lightweight construction (1375 kg / 3031 lbs) contributes to its nimble handling. The steering is electrically assisted, providing light and precise control. The iM’s suspension tuning is geared towards providing a comfortable ride rather than aggressive cornering performance.
Market Reception & Comparison
The Scion iM was generally well-received by automotive critics, who praised its value, standard features, and stylish design. However, some reviewers criticized the CVT for its lack of responsiveness and the engine for its modest power output. Compared to competitors like the Honda Civic Hatchback and Mazda3, the iM offered a more affordable entry point but lacked the same level of driving engagement. Fuel economy was a strong point for the iM, achieving around 31.8 US mpg in combined driving. Reliability was also a positive attribute, as the 2ZR-FAE engine has a proven track record of durability.
Legacy
The Scion iM, despite its short production run, has established a reputation as a reliable and affordable compact hatchback. The 2ZR-FAE engine and CVT transmission are known for their durability, and maintenance costs are generally reasonable. On the used car market, the iM 1.8 represents a good value for buyers seeking a practical and well-equipped vehicle. While it may not offer the same level of performance as some of its competitors, its fuel efficiency, reliability, and standard features make it a compelling option in the used car segment. The iM’s legacy continues as the Toyota Corolla iM, demonstrating the underlying quality and appeal of the vehicle’s design and engineering.
