Why does my Toyota Tomorrows Charger not charge?
If the decoupler pulley fails, the alternator won’t charge because it is “free-wheeling.” Next, inspect the battery warning light to see if it illuminates as the ignition is turned on and if it turns off as the engine is started. If the battery warning light turns off with the engine running, accelerate the engine speed to 2,000 rpm.
How does a Toyota battery charging system work?
Most Toyota charging systems integrate their voltage regulators into the alternator assembly. While charging voltage specifications vary according to application, the voltage regulator generally adjusts battery-charging voltage according to ambient air temperature.
What kind of voltage does a Toyota Charger need?
Photo 1: This 10.64 battery cranking voltage is well above Toyota’s threshold of 9.6 volts, which means the battery isn’t causing the charging system problem. According to Toyota, a dynamic battery state of charge (SOC) and state of health (SOH) test can be performed with the aid of a simple voltmeter.
What to do when battery warning light turns off?
If the battery warning light turns off with the engine running, accelerate the engine speed to 2,000 rpm. If the warning light doesn’t turn off, inspect the charging system as described in the sidebar on page 25, or in Toyota service information.
What does a yellow icon on a Toyota dashboard mean?
Have the vehicle inspected by your Toyota dealer immediately if this occurs. Dashboard icons are displayed in a variety of colors, depending on the system and its status in a specific vehicle. Yellow icons indicate an item of importance (such as low fuel), but are not necessarily a warning.
When does the warning light turn off on a Toyota?
If the front passenger’s seat is occupied, the front passenger’s seat belt also needs to be fastened to make the warning light (warning buzzer) turn off. The indicator light flashes after the ENGINE START STOP switch has been turned off to indicate that the system is operating.
What does diagnostic code mean on Toyota Charger?
Depending on the diagnostic capability of the scan tool and the software written into the engine control module (ECM), the scan tool might display diagnostic trouble codes (DTCs) indicating problems within the charging system.