Mercury MerCruiser D2.8L D-Tronic Service Manual page 675

SERVICE MANUAL NUMBER 22
INSPECTION
1. Look for evidence of any physical damage to base or connector surfaces of the ECT.
2. Visually inspect electrical pins of ECT for straightness and no corrosion.
3. Visually inspect connectors on the wiring harness for corrosion and terminals that may
have backed of the harness.
INSTALLATION
1. Install reducer fitting, if removed previously. Replace the sealing washer. Torque the re-
ducer to specifications.
2. Apply Loctite 567 PST Pipe Sealant to the threads of ECT. Install the ECT and tighten
securely.
3. Connect electrical connector to ECT.
Typical
4. Refer to SECTION 6B and fill with coolant.
TESTING
Refer to Diagnostic Circuit Checks for information and procedures.
90-860074--1 FEBRUARY 2002
b
a
a - Reducer Fitting
b - ECT Sensor
c - Connector
d - Sealing Washer
c
b
c
d
75579
EDI DIAGNOSIS
75341
Page 5E-107