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Home >> Honda >> 2021 >> Odyssey EX >> Repair and Diagnosis >> Engine Performance >> Engine Control Systems >> Engine Control System / Engine Mechanical - Service, Testing And Troubleshooting >> Check >> Throttle Body Carbon Accumulation Check >> Test
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Throttle Body Carbon Accumulation Check: Test

  1. HDS - Connect 
  2. Throttle Body - Test
    1. Start the engine. Hold the engine speed at 3, 000 rpm without load (in P or N) until the radiator fan comes on, then let it idle.

    2. Select the PGM-FI System with the HDS.

    3. Check the REL TP SENSOR in the DATA LIST with the HDS. The reading should be below 2.46° If it is not, clean the throttle body 

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