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.

2009 Acura TSX AutomaticFACTORY OEM SERVICE PROCEDURE

CMP Sensor A Replacement

Disconnect the CMP sensor A connector (B)

Fig 1: CMP Sensor A Connector With Torque Specification
Courtesy of AMERICAN HONDA MOTOR CO., INC.
Remove CMP sensor A from the intake camshaft side of the cylinder head
Install the parts in the reverse order of removal with a new O-ring (C)

Factory Service Tools

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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.

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