Throttle Actuator Check

Turn off ignition switch.
Disconnect connector from throttle body.
Measure resistance between terminals "1" and "2" of electric throttle body assembly.
If faulty condition is found, replace throttle body. See THROTTLE BODY REMOVAL AND INSTALLATION .

Throttle actuator resistance

1.7 - 2.1 Ω at 20 °C, 68 °F

Fig 1: Measuring Resistance Between Electric Throttle Body Assembly Terminals 1 And 2
Courtesy of SUZUKI OF AMERICA CORP.