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Throttle Position Sensor

THROTTLE POSITION (TP) SENSOR VOLTAGE

ECM/PCM Wire Color (1) Closed Throttle Volts (2) (2) Wide Open Throttle Volts
B2300, B3000, B4000 & Tribute
Gray/White (89) .49 4.65
Miata
Green/Black (4V) 0.1-1.1 3.0-4.6
Millenia
Yellow/Green (3B) 0.1-1.1 2.8-4.5
MPV
Gray/White (89) 0.1 4.9
Protege & Protege5
2.0L
Brown/Yellow (89) 0.1-1.1 3.0-4.6
626
2.0L
Violet/Yellow (89) 0.3-0.7 3.4-5.3
2.5L
Violet/Yellow (89) 0.3-1.0 2.8-4.5
(1) Measure voltage between ground and ECM/PCM terminal No. in parentheses.
(2) Voltage measurement should change gradually and smoothly as throttle is opened.