20. Remove the fir tree style cable clip (
D
) from the cylinder
head air guide.
21. Disconnect the fuel injector electrical connector (
E
) by
pulling out the red lock tab and then depressing the
release tab while pulling the connector free.
22. Disconnect the ignition coil electrical connector (
A
,
60
23. Disconnect the 3-place voltage regulator electrical
connector (
B
).
24. Disconnect the 2-place voltage regulator electrical
connector (
C
).
NOTE:
The voltage regulator electrical connectors may be
secured to the blower housing with tie wraps. You must cut
the tie wrap to remove the connectors from the housing.
Make sure you do not damage or cut the electrical connector
or wiring when removing tie wraps.
25. Disconnect the TMAP sensor electrical connector from
the top of the ETC (
D
). Pull out the red lock tab and then
depress the release tab while pulling the connector free.
26. Remove the ETC from the cylinder head, see
Electronic
Throttle Control (ETC) - Removal
.
27. Remove blower housing, see
Blower Housing - Removal
.
28. Disconnect the crank position sensor electrical connector
from the sensor. See
Crankshaft Position Sensor (CKP) -
Removal
.
29. Remove the ignition coil, see
Ignition Coil - Removal
.
30. Remove the engine head temperature sensor (EHT), see
Engine Head Temperature Sensor (EHT) - Removal
.
31. Remove the wire harness from the engine and set aside.
Wire Harness - Installation
1. Starting at the cylinder head side of the engine, install the
EHT sensor and fastener. See
Engine Head Temperature
Sensor (EHT) - Installation
.
2. Install the ignition coil. See
Ignition Coil - Installation
.
3. Connect the ignition coil harness connector to the coil.
Press connector until it "clicks" into place.
4. Connect the CKP sensor harness connector to the
sensor. Press connector until it "clicks" into place.
5. Install blower housing. See
Blower Housing - Installation
.
6. Install the ETC onto the cylinder head. See
Electronic
Throttle Control (ETC)
.
7. Connect the TMAP harness connector to the sensor (
D
,
Figure 60). Press connector until it "clicks" into place then
press the red locking tab until secure.
8. Connect the fuel injector harness connector to the
injector (
E
, Figure 59). Press connector until it "clicks"
into place.
9. Connect the ETC harness connector to the bottom of the
ETC (
C
, Figure 59). Press connector until it "clicks" into
place then press the red locking tab until secure.
10. Connect the voltage regulator harness connectors to
the regulator connectors (
B and C
connectors together until they "click" into place.
11. Connect the ETC fir tree style cable clip onto the ETC
(
B
, Figure 59). Press the clip into the bore until the clip
flange is flush with the ETC body.
12. Connect the cylinder head fir tree style clip onto the
cylinder head air guide (
D
, Figure 59). Press the clip into
the bore until the clip flange is flush with the air guide
body.
13. Lay the engine wire harness on top of the blower
housing. Install the harness mounting plate to the engine
mounting bracket. Start by hand the two mounting plate
fasteners (
A
, Figure 59). Tighten to
60 lb-in
(6.8 Nm).
14. Install the air cleaner assembly. See
Air Cleaner
Assembly - Installation
.
15. Install the front cover panel. See
Front Cover Panel -
Installation
.
16. Connect the key switch harness connector to the key
switch terminal on the operator panel.
17. If equipped, connect the operator panel harness
connector to the switch connector. Press the connector
onto the switch terminal until it "clicks" into place then
press the red locking tab until secure.
18. Install the operator panel onto the engine. See
Operator
Panel - Installation
.
19. Install the battery ground ring terminal to the ground stud.
Tighten to
95 lb-in
(10.7 Nm).
20. Install side cover. See
Side Cover - Installation
.
21. Install ECM. See
Engine Control Module - Installation
.
99
Not for
Reproduction
Summary of Contents for 25E300
Page 1: ...Vanguard EFI Diagnostics and Repair 25E300 REPAIR MANUAL N o t f o r R e p r o d u c t i o n...
Page 18: ...Model 25E300 EFI Component Locations 19 N o t f o r R e p r o d u c t i o n...
Page 26: ...Speed vs Voltage Table 8 27 N o t f o r R e p r o d u c t i o n...
Page 61: ...25E300 Wiring Harness Diagram 62 vanguardpower com N o t f o r R e p r o d u c t i o n...
Page 62: ...63 N o t f o r R e p r o d u c t i o n...
Page 88: ...Model 25E300 Fuel Hose Location and Routing Tankless 89 N o t f o r R e p r o d u c t i o n...