2016 Lexus GS350 engine

5317-2. Steps to take in an emergency
GS350_200t_GS F_OM_OM30E86U_(U)
7
When trouble arises
■When adding engine coolant (GS350/GS200t)
Add coolant in accordance with the following procedure. Remove caps A and B.
Add engine coolant through the inlet of cap A up to the “[AR/GR] B” line, and then
install cap A.
Add engine coolant through the inlet of cap B until it is full, and then install cap B.
GS200t only: When installing cap B, apply coolant to the O-ring on the end of cap B.
Cap A
Cap B
“[AR/GR] B” line (Target fill line)
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3
GS350 GS200t
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5327-2. Steps to take in an emergency
GS350_200t_GS F_OM_OM30E86U_(U)
WA R N I N G
■When inspecting under the hood of your vehicle
Observe the following precautions.
Failure to do so may result in serious injury such as burns.
●If steam is seen coming from under the hood, do not open the hood until the steam
has subsided. The engine compartment may be very hot.
●Keep hands and clothing (especially a tie, a scarf or a muffler) away from the fans and
belts. Failure to do so may cause the hands or clothing to be caught, resulting in seri-
ous injury.
●GS350: Do not loosen the coolant inlet cap
or the engine coolant reservoir cap while the
engine and radiator are hot.
High temperature steam or coolant could
spray out.
●GS F: Do not loosen the engine coolant res-
ervoir cap while the engine and radiator are
hot.
High temperature steam or coolant could
spray out.
●GS200t: Do not loosen the coolant inlet cap,
the engine coolant reservoir cap or the inter-
cooler coolant reservoir cap while the engine
and radiator are hot.
High temperature steam or coolant could
spray out.

5337-2. Steps to take in an emergency
GS350_200t_GS F_OM_OM30E86U_(U)
7
When trouble arises
NOTICE
■When adding engine coolant
Add coolant slowly after the engine has cooled down sufficiently. Adding cool coolant
to a hot engine too quickly can cause damage to the engine.
■To prevent damage to the cooling system
Observe the following precautions:
●Avoid contaminating the coolant with foreign matter (such as sand or dust etc.).
●Do not use any coolant additive.

534
GS350_200t_GS F_OM_OM30E86U_(U)7-2. Steps to take in an emergency
If the vehicle becomes stuck
Stop the engine. Set the parking brake and shift the shift lever to P.
Remove the mud, snow or sand from around the rear wheels.
Place wood, stones or some other materi
al under the rear wheels to help pro-
vide traction.
Restart the engine.
Shift the shift lever to D or R and release the parking brake. Then, while exer-
cising caution, depress the accelerator pedal.
■When it is difficult to free the vehicle
Carry out the following procedures if the tires spin or the vehicle becomes
stuck in mud, dirt or snow:
Press to turn off TRAC. ( P. 3 1 0 )GS350/GS200t
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GS350_200t_GS F_OM_OM30E86U_(U)
5398-1. Specifications
8
Vehicle specifications
■Vehicle identification number
The vehicle identification number (VIN) is the legal identifier for your vehicle.
This is the primary identification number fo r your Lexus. It is used in register-
ing the ownership of your vehicle.
This number is stamped on the top
left of the instrument panel and in the
engine compartment.
Vehicle identification
GS350GS200t
GS F

540
GS350_200t_GS F_OM_OM30E86U_(U)8-1. Specifications
This number is also on the Certifica-
tion Label.
■Engine number
The engine number is stamped on the engine block as shown.
GS350GS200t
GS F

GS350_200t_GS F_OM_OM30E86U_(U)
5418-1. Specifications
8
Vehicle specifications
GS350
GS200t
GS F
Engine
Model3.5 L 6-cylinder (2GR-FKS)
Ty p e6-cylinder V type, 4-cycle, gasoline
Bore and stroke3.70  3.27 in. (94.0  83.0 mm)
Displacement210.9 cu.in. (3456 cm3)
Valve clearanceAutomatic adjustmentDrive belt tension
Model2.0 L 4-cylinder with turbocharger (8AR-FTS)
Ty p e4-cylinder in line, 4-cycle, gasoline
Bore and stroke3.39  3.39 in. (86.0  86.0 mm)
Displacement121.9 cu. in. (1998 cm3)
Valve clearanceAutomatic adjustmentDrive belt tension
Model5.0 L 8-cylinder (2UR-GSE)
Ty p e8-cylinder V type, 4-cycle, gasoline
Bore and stroke3.70  3.52 in. (94.0  89.5 mm)
Displacement303.2 cu. in. (4969 cm3)
Valve clearance
(engine cold)Intake: 0.006 in. (0.15 mm)
Exhaust: 0.009 in. (0.22 mm)
Drive belt tensionAutomatic adjustment
Fuel
Fuel typeUnleaded gasoline only
Octane Rating91 (Research Octane Number 96) or higher
Fuel tank capacity (Reference)17.5 gal. (66.3 L, 14.6 Imp.gal.)

542
GS350_200t_GS F_OM_OM30E86U_(U)8-1. Specifications
GS350
*: The engine oil capacity is a reference quantity to be used when changing the engine
oil. Warm up and turn off the engine, wait more than 5 minutes, and check the oil level
on the dipstick.
■Engine oil selection
“Toyota Genuine Motor Oil” is used in your Lexus vehicle. Use Lexus
approved “Toyota Genuine Motor Oil” or equivalent to satisfy the following
grade and viscosity.
Oil grade: ILSAC GF-5 multigrade engine oil
Lubrication system
2WDAW D
Oil capacity
(Drain and refill 
reference
*)
With filter
Without filter
6.0 qt. (5.7 L, 5.0 Imp.qt.)
5.8 qt. (5.5 L, 4.8 Imp.qt.)6.8 qt. (6.4 L, 5.6 Imp.qt.)
6.3 qt. (6.0 L, 5.3 Imp.qt.)