Electrical System - Lexus IS250 2006 Owner's Manual

6-1. Specifications

Electrical system

Battery
Open voltage at
68F (20C):
Charging rates
Differential
Oil capacity
Oil type and
viscosity
380
12.6 
12.2 
11.8 
(Voltage checked 20 minutes after the
key is removed with all the lights turned
off)
5A max.
Front
Rear
IS250 (AWD)
Others
12.8 V Fully charged

 12.4 V Half charged
 12.0 V Discharged
0.74 qt. (0.70 L, 0.61 lmp.qt.)
IS350:
1.42 qt. (1.35 L, 1.19 lmp.qt.)
IS250 (2WD models):
1.20 qt. (1.15 L, 1.01 lmp.qt.)
IS250 (AWD models):
1.10 qt. (1.05 L, 0. 9 2 lmp.qt.)
Hypoid gear oil API GL-5
Above 0F (-18C): SAE90
Below 0F (-18C): SAE80W
or SAE80W-90
Toyota Genuine Differential
Gear Oil LT 75W-85 GL-5,
Toyota Genuine Differential
Synthetic Gear Oil or equivalent