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2-8
Testing Sensors
Section
2
Some sensors require more than one test.
Throttle Position Sensor Connectors
Note: If the Red and Black test lead hook-ups are reversed,
the TEST light will move in the opposite direction during Test A.
This does not affect the accuracy of the test or harm the sensor.
= Test A, page 2-10
= Test B, page 2-12
A
B
Refer to vehicle service manual for connectors
not shown. Hook up as follows:
• Red test lead to sensor power pin
• Yellow test lead to sensor signal pin
• Black test lead to sensor ground pin
AA A
HONDA
Yellow
RedBlack
HONDA
Yellow
RedBlack
HONDA
RedBlack
Yellow
A
A
A
A
Red
Yellow
Black
Yellow
Red
Black
Yellow
Black
Red
Yellow
Red
Black
GM FORD
FORD
GM, FORD, CHRYSLER, HONDA