Mercury 15 EFI FourStroke, Service Manual

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6. Remove the two nuts securing the throttle assembly to the intake manifold, and remove the throttle body assembly from
the intake manifold.
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7. Remove the grommet from the throttle body assembly.
8. Remove the idle air control (IAC) valve from the throttle body assembly.
9. Remove the gasket.
a - Gasket
b - IAC valve
c - Throttle position sensor (TPS)
d - Grommet
Throttle Body Installation
1. Install a gasket onto the throttle body studs.
2. Install the throttle body onto the intake manifold, and secure with two nuts. Tighten the nuts to the specified torque.
Description Nm lb‑in. lb‑ft
Nuts securing the throttle body 6.0 53.1 –
3. Install the grommet onto the throttle body.
4. Install the idle air control (IAC) valve onto the throttle body. Refer to
IAC Installation
.
5. Connect the throttle link to the throttle cam.
6. Install the temperature and manifold absolute pressure (TMAP) sensor. Refer to
Section 2A
‑
Temperature and Manifold
Absolute Pressure (TMAP) Sensor
.
7. Connect the throttle position sensor (TPS) to the engine harness.
8. Install the recoil starter and air box.
• It is easiest to install the recoil starter and air box together.
a
b
c
d
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Service Procedures
90-8M0125265 eng NOVEMBER 2017 © 2018 Mercury Marine Page 3C-19