NEW FEATURES – ENGINE

NEW FEATURES

2300EG04

Air IN

Air OUT

Air Filter

Impeller

Heater

DC Motor

Cross Section

6

ENGINE

�1GR-FE ENGINE

1. General

� A heater has been added to the air injection pump of the models except for Mexico. The operatingtemperature range of the air injection system has been changed so that this model is compliant withLEVII-ULEV Cold HC.

� The 1GR-FE engine is compatible with gasoline/ethanol mixed fuel which contains up to 20% ethanol(E20). Unleaded gasoline with an octane rating of 87 (research octane number 91) or higher can be usedon this engine.

2. Engine Control System

Air Injection System

1) General

� A heater has been added to the air injection pump.

� The operating temperature of the air injection system has been changed from +5�C or higher to –10�Cor higher.

2) Construction and Operation

a. Air Pump Assembly

A heater is provided to prevent operation faults in cold conditions.

NEW FEATURES – ENGINE 7

�2TR-FE ENGINE

1. General

� A heater has been added to the air injection pump of A/T vehicles.

� The 2TR-FE engine is compatible with gasoline/ethanol mixed fuel which contains up to 20% ethanol(E20). Unleaded gasoline with an octane rating of 87 (research octane number 91) or higher can be usedon this engine.

� Engine Specifications �

Models ’13 TACOMA ’12 TACOMA

No. of Cyls. & Arrangement 4-Cylinder, In-line �

Valve Mechanism16-Valve DOHC, Chain

Drive (with VVT-i)�

Combustion Chamber Pentroof Type �

Manifolds Cross-Flow �

Fuel System SFI �

Displacement cm3 (cu. in.) 2694 (164.4) �

Bore × Stroke mm (in.)95.0 × 95.0

(3.74 × 3.74)�

Compression Ratio 9.6 : 1 �

Max. Output (SAE-NET)122 kW @ 5200 rpm

(164 HP @ 5200 rpm)�

Max. Torque (SAE-NET)248 N⋅m @ 3800 rpm

(183 ft⋅lbf @ 3800 rpm)�

Valve Timing

IntakeOpen (BTDC) 0� to 35� �

Close (ABDC) 64� to 29� �

ExhaustOpen (BBDC) 44� �

Close (ATDC) 8� �

Firing Order 1 – 3 – 4 – 2 �

Oil GradeAPI SJ, SL, EC or

ILSAC�

Octane Rating (Research Octane Number)87 or higher

(91 RON or higher)�

Emission RegulationTailpipe

CARB*1 LEVII-ULEV, SFTP LEVII, SFTP

EPA*2 Tier2-Bin7, SFTP �

Evaporative LEVII, ORVR �

Engine Service Mass*3 kg (lb)M/T 156.5 (345.0) �

A/T 156.5 (345.0) �

*1: California Air Resources Board*2: Environmental Protection Agency*3: The figure shown is the weight of the part without coolant and oil.

NEW FEATURES – ENGINE

22Y0EG01TE

’13 TACOMA

’12 TACOMA

22Y0EG03TE

Fuel Delivery Pipe

Pressure Regulator

Pulsation Damper

8

2. Intake and Exhaust System

Exhaust Pipe

The shapes of the front pipe and catalyst have been optimized so that this model is compliant with theU-LEV2 regulation.

3. Fuel System

Nickel phosphorus plating having a superior corrosion resistance property is applied as the surface treatmentfor the fuel delivery pipe, pulsation damper, and pressure regulator so that this model is compatible withgasoline/ethanol mixed fuel which contains up to 20% ethanol (E20).

NEW FEATURES – ENGINE

2300EG04

Air IN

Air OUT

Air Filter

Impeller

Heater

DC Motor

Cross Section

22Y0EG02TE

9

4. Engine Control System

Air Injection System

1) General

A heater has been added to the air injection pump of A/T vehicles.

2) Construction and Operation

a. Air Pump Assembly

A heater is provided to prevent operation faults in cold conditions.

b. Air Switching Valve

In order to secure reliable operation in temperature below zero, the internal structure of the air switchingvalve has been optimized.