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Home >> Lexus >> 1992 >> LS 400 >> Repair and Diagnosis >> Engine Performance >> System >> Engine Controls - System/Component Tests >> Engine Sensors & Switches >> Throttle Position Sensor (TPS)
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Throttle Position Sensor (TPS)

Turn ignition off. Disconnect TPS connector. Using a DVOM, measure resistance between specified TPS terminals in appropriate TPS SPECIFICATIONS table. See Fig 1.

TPS SPECIFICATIONS

TPS Terminals Conditions Ohms
VTA & E2 (1) Zero 200-1200
IDL & E2 (1) .016" (.41 mm) 2300 or Less
IDL & E2 (1) .026" (.65 mm) Infinity
VTA & E2 Throttle Valve Fully Open 3300-10,000
VC & E2 N/A 4000-9000
(1) Clearance between throttle lever and stop screw.
Fig 1: TPS Connector Terminal ID
G90B18854Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002