Main Throttle Sensor (Service Code 11)
Disconnect the main throttle sensor connector [A] and
connect the harness adapter [B] between the harness
connector and main throttle sensor connector.
Connect a digital meter to the harness adapter leads.
Special Tool - Throttle Sensor Harness Adapter : 57001
Main Throttle Sensor Input Voltage
Connections to Sensor
Meter (+)→ BL lead
Meter (–)→ BR/BK lead
Install the throttle body assembly.
Measure the sensor input voltage with the engine
stopped, and with the connector joined.
Turn the ignition switch ON.
Input Voltage at Sensor
Standard: 4.75 ∼ 5.25 V DC
Turn the ignition switch OFF.
If the reading is out of the range, check the wiring (see
wiring diagram in this section).
If the reading is good, check the output voltage of the
FUEL SYSTEM (DFI) 3-67