Throttle Body Disassembly And Reassembly - Mercury 25 EFI Service Manual

Service Procedures
5. Disconnect the throttle actuating link from the throttle cam.
a
6. Remove the air horn grommet.
7. Remove the two bolts securing the throttle body to the intake manifold. Remove the throttle body form the intake manifold.
a
Bracket Removal
1. Remove the four bolts securing the bracket to the powerhead.
2. Remove the bolt with the clamp securing the bracket to the powerhead.
a

Throttle Body Disassembly and Reassembly

Throttle Body Disassembly
IMPORTANT: The throttle body, and the throttle position sensor (TPS) cannot be purchased separately. The throttle body is not
adjustable. If the TPS has failed, or the throttle butterfly adjustment screw was tampered with, a throttle body assembly must be
ordered.
1. Remove the bolt securing the throttle cam to the throttle body.
Page 3C-36
b
11519
a - Bolts securing the throttle body
b - Air horn grommet
b
11536
© 2016 Mercury Marine
a - Throttle actuating link
b - Throttle cam
a - Bolts securing bracket to powerhead
b - Bolt with a clamp securing bracket to
powerhead
b
11541
90-8M0105568 eng MARCH 2016