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Throttle Position Sensor

WARNING: This page is about a different variant/trim than selected.

Reconnect all harness connectors disconnected.
Perform [PROCEDURE AFTER REPLACING ECM ].
Turn ignition switch ON.
Set selector lever to D position (A/T), 1st position (M/T).

Check voltage between ECM terminals 50 (TP sensor 1 signal), 69 (TP sensor 2 signal) and ground under the following conditions.

VOLTAGE SPECIFICATION

Terminal	Accelerator pedal	Voltage
50 (Throttle position sensor 1)	Fully released	More than 0.36V
50 (Throttle position sensor 1)	Fully depressed	Less than 4.75V
69 (Throttle position sensor 2)	Fully released	Less than 4.75V
69 (Throttle position sensor 2)	Fully depressed	More than 0.36V

Fig 1: Checking Voltage Between ECM Terminals 50 (TP Sensor 1 Signal), 69 (TP Sensor 2 Signal) And Ground

G06441404

Courtesy of SUZUKI OF AMERICA CORP.

If NG, replace electric throttle control actuator and go to the next step.
Perform Throttle Valve Closed Position Learning .
Perform Idle Air Volume Learning .