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Charging System (Service Specifications): Other Lexus CT I

SERVICE DATA

Auxiliary battery voltagePositive (+) terminal - Negative (-) terminal20°C (68°F), Power switch off12.5 V or higher Auxiliary battery is OK
11.0 to 12.5 V Recharge auxiliary battery
Below 11.0 V Replace auxiliary battery
Recharge auxiliary batteryS46B24R4 to 5 A
Positive (+) terminal - Negative (-) terminal20°C (68°F), Power switch off12.5 V or higher Auxiliary battery is OK
11.0 to 12.5 V Recharge auxiliary battery
Below 11.0 V Replace auxiliary battery
FuseStandard resistanceBelow 1 ohms
DC/ DC converter assemblyCurrent flowing from auxiliary battery Auxiliary battery positive cablePower switch on (READY) (The headlight position switch and blower motor switch are in the HI position, and the rear window defogger is turned on.)0 A or less (no current from auxiliary battery)
Auxiliary battery voltage Positive (+) terminal - Negative (-) terminal13 to 15 V
Battery thermometer sensorStandard Resistance1 - 23.00 to 3.73 kohms at 10°C (50°F)
2.45 to 2.88 kohms at 15°C (59°F)
1.95 to 2.30 kohms at 20°C (68°F)
1.60 to 1.80 kohms at 25°C (77°F)
1.28 to 1.47 kohms at 30°C (86°F)
1.00 to 1.22 kohms at 35°C (95°F)
0.80 to 1.00 kohms at 40°C (104°F)
0.65 to 0.85 kohms at 45°C (113°F)
0.50 to 0.70 kohms at 50°C (122°F)
0.44 to 0.60 kohms at 55°C (131°F)
0.36 to 0.50 kohms at 60°C (140°F)