Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
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HOMESERVICE MANUALSACURA2008CSX BASE, K20Z1REPAIR AND DIAGNOSISENGINE PERFORMANCESYSTEMINTAKE AIR SYSTEMTHROTTLE BODY REMOVAL/INSTALLATIONK20Z3 ENGINE
2008 Acura CSX Base, K20Z1
K20Z3 engine
2008 Acura CSX Base, K20Z1SECTION K20Z3 engine
NOTE:
If you are replacing or cleaning the throttle body, start at step 1. If you are removing the throttle body, start at step 4.
- Connect the HDS to the DLC while the engine is stopped.
- Select the INSPECTION MENU on the HDS.
- Do the TP POSITION CHECK in the ETCS TEST.
- Remove the air intake duct (A).
- Disconnect the throttle body connector (B).
- Disconnect the water bypass hoses (C), and plug them.
- Disconnect the vacuum hoses (D) and the clamp (E).
- Remove the throttle body (F).
- Install the parts in the reverse order of removal with a new gasket (G), then do this:
- Do the ECM idle learn procedure after replacing the throttle body (see ECM/PCM IDLE LEARN PROCEDURE ).
- Refill the radiator with engine coolant (see COOLANT REPLACEMENT ).
RENDER: 1.0x
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.