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Throttle Position Sensor (TPS) Test

Turn ignition off and disconnect electrical connector at TPS. Insert a thickness gauge between throttle stop screw and throttle lever. Using an ohmmeter, check resistance values. See Fig 1 values are not as specified in chart, adjust or replace TPS.

Fig 1: Checking Throttle Position Sensor Perform adjustment before replacing.
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TPS RESISTANCE SPECIFICATIONS

Throttle Clearance Terminals Ohmmeter Reading
0" (0 mm) VTA - E2 200-800
.022" (.57 mm) IDL - E2 0-100
.033" (.85 mm) IDL - E2 Infinity
Fully Open VTA - E2 3300-10,000
Fully Open Vcc - E2 3000-7000