ENGINE AND EMISSION CONTROL - Cruise Control System
Inspection of throttle position sensor circuit
DESCRIPTION OF OPERATION
The throttle position sensor (with built-in closed
throttle position switch) is used for engine control
as well as cruise control.
The throttle position sensor sends data to the control
TROUBLESHOOTING HINTS
Diagnosis No. 17 (Not automatically canceled)
ECU terminal voltage
Terminal
No.
4
Closed throttle position switch
5
Throttle position sensor
NOTE
(NON TURBO - FEDERAL)
l 2: 1994, 1995 MODELS (TURBO, NON TURBO -
CALIFORNIA) AND 1996 MODELS
Signal name
TSB Revision
unit, regarding the opening of the accelerator. The
closed throttle position switch inputs the data to
the control unit on whether or not the accelerator
pedal is operated.
Condition
When accelerator pedal .is depressed
When accelerator pedal is not depressed
During idle
When fully opened
17-21
I
Terminal
voltage
o v
4.5-5.5 v
0.48 -0.72
V
4.0-5.5 v