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Home >> Honda >> 2017 >> Odyssey EX >> Repair and Diagnosis >> External Pages >> Different car >> Section 9 (Engine Control System / Engine Mechanical - Service, Testing And Troubleshooting) >> Check >> Throttle Body Carbon Accumulation Check >> Test

Throttle Body Carbon Accumulation Check: Test

WARNING: This page does not describe the selected car, but rather 8 other vehicles, including the 2025 Honda Odyssey, 2024 Honda Odyssey, 2023 Honda Odyssey, 2022 Honda Odyssey, and 2021 Honda Odyssey. However, it is still accessible from the selected car via links, so may be relevant.
  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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