FUEL SYSTEM
VALVE>
Harness side
connector
Measure the impressed voltage of the
throttle position sensor.
l
Throttle position sensor connector:
Disconnected
l
Engine control module connec-
tor: Connected
TSB Revision
SENSOR INSPECTION
Disconnect the throttle position sensor connector.
Measure the resistance between the throttle position sensor
side connector terminal
and terminal
Standard value: 3.5 6.5
Measure the resistance between the throttle position sensor
side connector terminal
and terminal
Throttle valve slowly opens
Changes smoothly in
until fully open from the idle
to the opening angle of the
position
throttle valve
If the resistance is outside the standard value, or if it doesn’t
change
replace the throttle position sensor.
N
O
T
E
For the throttle position sensor adjustment procedure, refer
to
Summary of Contents for 1989 Galant
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