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Throttle Position Sensor (TPS)

NOTE: TPS is adjustable only on 2.8L (VIN R) and 6.2L Diesel (VIN C) engines. For further testing, refer to appropriate TESTS W/CODES article.
TPS ADJUSTMENT VOLTAGE

Application (1)(2) Voltage
2.8L (VIN R) .42-.45
6.2L Diesel (VIN U) 1.2
(1) At idle RPM or closed throttle.
(2) This is a TPS Voltage Ratio. For adjustment procedure see ADJUSTMENTS article in the ENGINE PERFORMANCE Section.