Testing and Inspection for Electronic Throttle Control Module
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Slowly depress the accelerator pedal to Wide Open Throttle (WOT) while observing the percentage display. The percentage display must increase
uniformly.
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Using the scan tool, check the throttle valve position (absolute) at Wide Open Throttle (WOT):
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End diagnosis and switch ignition off.
If the specified values are not obtained:
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Disconnect the Throttle Valve Control Module (J338) electrical harness connector - 1 -.
Checking internal resistance
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Using a multimeter, check the Throttle Valve Control Module (J338) electrical harness connector terminals 3 to 5 for resistance.
Specified value: 1.0 to 5.0 ohms (at 20° C)