Mercury 25 EFI Service Manual page 146

Charging and Starting System
6. Connect the MAT sensor harness connector to the MAT sensor.
7. Connect the TPS harness connector to the TPS.
a
Description
Bolt
8. Connect the engine harness trigger connector to the trigger.
9. Connect the engine harness oil pressure sensor connector to the oil pressure sensor.
10. Secure the engine harness and connectors with the clamp. Close the clamp around the wire harness and connectors.
11. With the wire harness behind the air vent assembly hoses, connect the engine harness to the VST high pressure fuel
pump.
d
c
b
a
12. Install the fuel cooler mounting bracket to the cylinder block and secure with a bolt. Do not tighten the bolt at this time.
13. Install the air vent assembly to the top of the fuel cooler mounting bracket and secure with a bolt.
Page 2B-34 © 2016 Mercury Marine
b
a - TPS harness connector
b - MAT sensor harness connector
c - Bolt securing the engine harness ground wire
c
21196
Nm
6
21195
90-8M0105568 eng MARCH 2016
lb. in. lb. ft.
53
a - High pressure fuel pump
connector
b - Harness clamp
c - Trigger harness
connector
d - Oil pressure sensor
connector