Sienna AWD V6-3.5L (2GR-FE) (2007)
Starter Motor: Testing and Inspection
Cranking Holding Function Circuit
Cranking Holding Function Circuit
DESCRIPTION
The system detects the ignition switch's starting signal (STSW) and then supplies current to the starter until the ECM judges that the engine has started
successfully. The purpose is to reduce the holding time of the ignition key.