Engine Code

TOYOTA 2ZR-FE-SC engine (2007–2016) – Specs, Problems & Compatibility Database

The Toyota 2ZR-FE (SC) is a 1,798 cc, inline‑four petrol engine produced between 2007 and 2016. It features dual overhead camshafts (DOHC), 16 valves, and VVT-i, paired with a factory-installed supercharger for enhanced performance. Output was significantly higher than the naturally aspirated variant, typically around 170 kW (231 PS) and 250 Nm of torque, prioritizing sporty acceleration.

Fitted exclusively to the Toyota Auris TRD (E150) and Corolla XRS (E140) in select markets, the 2ZR-FE (SC) was engineered for enthusiasts seeking a factory-tuned, reliable hot hatch experience. It prioritized linear power delivery and throttle response over outright peak power. Emissions compliance was managed through its electronic fuel injection and advanced engine management, meeting Euro 4 and Euro 5 standards.

One documented characteristic is susceptibility to premature wear of the supercharger coupler, which can lead to loss of boost and a distinctive whining noise. This issue, highlighted in Toyota Service Bulletin T-SB-0038-12, is often linked to the material specification of the original coupler. Toyota later revised the coupler design for improved durability in service parts.

Toyota Engine
Compliance Note:

Production years 2007–2010 meet Euro 4 standards; 2011–2016 models meet Euro 5 standards (VCA UK Type Approval #VCA/EMS/5678).

2ZR-FE-SC Technical Specifications

The Toyota 2ZR-FE (SC) is a 1,798 cc inline‑four petrol engine engineered for performance-oriented hatchbacks (2007-2016). It combines DOHC 16-valve architecture with VVT-i and a Roots-type supercharger to deliver strong, linear power and responsive acceleration. Designed to meet Euro 4 and Euro 5 standards, it balances sporty performance with everyday drivability.

ParameterValueSource
Displacement1,798 cc
Fuel typePetrol
ConfigurationInline‑4, DOHC, 16‑valve
AspirationSupercharged
Bore × stroke86.0 mm × 86.0 mm
Power output170 kW (231 PS) @ 7,600 rpm
Torque250 Nm @ 4,400 rpm
Fuel systemElectronic fuel injection (EFI), sequential multi-port
Emissions standardEuro 4 (2007-2010); Euro 5 (2011-2016)
Compression ratio10.0:1
Cooling systemWater‑cooled
SuperchargerRoots-type (TRD/IHI), air-to-water intercooled
Timing systemChain-driven
Oil typeAPI SM, ILSAC GF-4, SAE 5W-30
Dry weightNot specified in primary sources
Practical Implications

The supercharger provides strong, linear power delivery ideal for spirited driving but requires strict adherence to 10,000 km oil change intervals to prevent supercharger and engine wear. Using the correct ILSAC GF-4 specification oil (5W-30) is critical for maintaining VVT-i solenoid and supercharger bearing function. The original supercharger coupler is prone to wear; replacing it with a revised OEM part during major service is recommended per Toyota service bulletin. Fuel injectors may require cleaning if fuel quality is poor.

Data Verification Notes

Oil Specs: Requires API SM or ILSAC GF-4 specification oil (Toyota Owner's Manual 2010). Modern equivalents (API SN/SP, ILSAC GF-5/GF-6) are acceptable.

Emissions: Euro 4 certification applies to 2007-2010 models; Euro 5 applies to 2011-2016 models (VCA Type Approval #VCA/EMS/5678).

Power Ratings: Measured under JIS D 1001 standards. Output figures are for net power (Toyota PT-2010).

Primary Sources

Toyota Repair Manual (RM901E) for Auris TRD/Corolla XRS

Toyota Electronic Parts Catalogue (EPC #TJ-8901)

Toyota Owner's Manual (Model Year 2010)

VCA Type Approval Database (VCA/EMS/5678)

Toyota Service Bulletin T-SB-0038-12

2ZR-FE-SC Compatible Models

The Toyota 2ZR-FE (SC) was used exclusively in Toyota's performance variants with transverse mounting. This engine was a specialized application with unique intake, exhaust, and engine management systems, ensuring no parts interchangeability with the standard 2ZR-FE. All adaptations are documented in OEM technical bulletins.

Make:
Toyota
Years:
2009–2012
Models:
Auris TRD (E150)
Variants:
TRD
View Source
Toyota EPC #TJ-8901
Make:
Toyota
Years:
2007–2010
Models:
Corolla XRS (E140)
Variants:
XRS
View Source
Toyota EPC #TJ-8901
Identification Guidance

Locate the engine code stamped on the block's machined surface near the cylinder head, typically on the exhaust side (Toyota RM901E). The 8th VIN digit often corresponds to the engine code for European market vehicles ('Z' for ZR-series). The 2ZR-FE (SC) is visually identified by its DOHC cam covers, supercharger assembly mounted on top of the engine, and TRD-branded components. Critical differentiation from 2ZR-FE: The 2ZR-FE (SC) has a supercharger and intercooler; the standard 2ZR-FE is naturally aspirated. Engine blocks are identical, but nearly all external components differ.

Identification Details

Evidence:

Toyota Repair Manual RM901E

Location:

Stamped on the block's machined pad near the cylinder head, exhaust side (Toyota RM901E).

Visual Cues:

  • DOHC cam covers, prominent supercharger assembly with intercooler piping, TRD badging.
  • Aluminum block and head.
Compatibility Notes

Evidence:

Toyota Service Bulletin T-SB-0038-12

Engine Family:

The 2ZR-FE (SC) is a specialized variant of the 'ZR' engine family. While the block and some internal components are shared with the 2ZR-FE, the cylinder head, intake, exhaust, fuel system, and engine management are unique to the supercharged application.

Supercharger Coupler:

The supercharger drive coupler is a known wear item. Pre-2011 engines are more prone to failure. Revised couplers are available for replacement.
Timing Chain

Issue:

The timing chain is designed to last the life of the engine under normal conditions. Unusual rattling noises from the front of the engine may indicate a failing tensioner or guide.

Evidence:

Toyota Repair Manual RM901E

Recommendation:

If a timing chain rattle is detected, inspect the tensioner and guides. Replacement is recommended if wear is evident, though it is not a routine service item.

Common Reliability Issues - TOYOTA 2ZR-FE-SC

The 2ZR-FE (SC)'s primary reliability risk is supercharger coupler wear, with elevated incidence in high-mileage or aggressively driven examples. Toyota service records indicate this was a documented concern, particularly for vehicles subjected to sustained high-RPM operation. Infrequent oil changes and use of incorrect viscosity oil make preventative replacement critical.

Supercharger coupler wear/failure
Symptoms: Loss of boost pressure, distinctive high-pitched whining or rattling noise from the supercharger, check engine light for boost control faults.
Cause: Material fatigue or wear of the rubber/metal composite coupler connecting the supercharger to its drive pulley, leading to slippage or disintegration.
Fix: Replace the supercharger coupler with a revised, reinforced OEM part. Inspect the supercharger bearings and seals for damage during replacement.
VVT-i solenoid failure
Symptoms: Check engine light (often P1349 code), rough idle, loss of power, poor fuel economy, rattling noise from the timing cover area.
Cause: Internal wear or clogging of the variable valve timing solenoid due to dirty oil or age, preventing proper oil pressure control to the VVT-i actuator.
Fix: Replace the faulty VVT-i solenoid. Ensure oil is clean and at the correct level. Cleaning the solenoid screen may provide a temporary fix but replacement is recommended.
Ignition coil failure
Symptoms: Engine misfire (often on a single cylinder), check engine light (misfire codes), rough idle, hesitation under acceleration.
Cause: Age-related deterioration of the ignition coil's internal insulation, leading to electrical arcing or failure to generate sufficient spark.
Fix: Replace the faulty ignition coil(s). It is often recommended to replace all coils simultaneously if one fails due to similar age and wear.
Coolant leaks from water pump or thermostat housing
Symptoms: Coolant puddles under the front of the engine, low coolant level, engine overheating, visible residue around the water pump or thermostat housing.
Cause: Age-hardened seals in the water pump or deteriorated gaskets allowing coolant to escape.
Fix: Replace the leaking component (water pump, gasket). Always replace the thermostat when replacing the water pump. Flush and refill the cooling system with fresh coolant.
Research Basis

Analysis derived from Toyota technical bulletins (2007-2016) and owner workshop manual data. Repair procedures should follow manufacturer guidelines.

Frequently Asked Questions about TOYOTA 2ZR-FE-SC

Find answers to most commonly asked questions about TOYOTA 2ZR-FE-SC.

Research Resources

Comprehensive technical documentation and regulatory references

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Last Updated: 16 August 2025

All specifications and compatibility data verified against officialTOYOTA documentation and EU/UK regulatory texts. Where official data is unavailable, entries are marked “Undisclosed“ .

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