Actron CP9087 - Manual (Page 21)

FUNCTION
VOLTS
OHMS
FREQUENCY
THROTTLE POSITION Sensor/Switch
2-13
RANGE
HIGH
LOW
POWER OFF 7) Set RANGE switch to HIGH.
8) Set FUNCTION switch to OHMS.
9) Operate sensor - Watch TEST light for results.
On-Car test: Slowly move throttle linkage back and forth
from idle to wide open position.
Off-Car test: Slowly rotate sensor element back and forth
from end to end.
TEST TEST
• Good Switch - TEST light switches between
being ON at top of column and OFF
• Bad Switch - TEST light always ON at top of
column or always OFF.
10) Testing is complete.
Set RANGE switch to POWER OFF and
remove all test leads.