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Home >> Infiniti >> 1994 >> J30 >> Repair and Diagnosis (Single Page) >> Engine Performance >> Testing & Diagnosis >> Engine Controls - Tests W/Codes >> Diagnostic Trouble Code (DTC) Testing (J30) >> DTC 43: Throttle Position Sensor (TPS) >> 3) Check Input Signal Circuit
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3) Check Input Signal Circuit

Disconnect ECM harness connector. See Figure . Verify harness continuity between ECM connector terminal No. 38 and TPS connector terminal "b" (Black wire). See Figure and Figure . If continuity is present, go to next step. If continuity is not present, repair harness or connectors as necessary.

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