Remove Throttle Body; Remove Gcu - Kohler Command PRO EFI Series Service Manual

Disassembly/Inspection and Service
ORIGINAL DESIGN Electronic Governor Intake and Throttle Body Assembly Components
R
Q
A Elbow
E Fuel Rail Assembly
I ECU
Throttle Body Lever
M
Adapter
Q GCU Module
Remove Throttle Body (ORIGINAL DESIGN
Electronic Governor)
1. Disconnect TPS wire.
2. Loosen 2 screws securing lifting bracket and air
cleaner bracket to intake manifold.
3. Remove nuts securing elbow and throttle body.
4. Remove 3 screws securing GCU bracket.
5. Disconnect link clip from outboard end of DLA;
remove spring and linkage.
6. Carefully lift and move air cleaner brackets/ECU/
GCU up on front section of engine. Secure
temporarily to access and replace throttle body.
7. On earlier engines with separate intake air
temperature (IAT) and MAP sensors, disconnect IAT
sensor from throttle body.
8. Disconnect breather tube from throttle body.
106
S
O
P
K
N
M
A
B
C
B Elbow O-ring
F Breather Hose
Air Cleaner Bracket
J
Assembly
N Linkage & Spring
R DLA
KohlerEngines.com
F
J
C
I
L
H
D
C Throttle Body
G Injector
Intake Air
K
Temperature Sensor
O GCU Bracket
GCU Wiring Harness
S
Connector
9. Disconnect throttle position sensor connector.
10. Disconnect vent hose from bottom of throttle body.
11. Slide throttle body off studs.
12. Reverse procedure to reassemble, torque fasteners
to proper specifi cations. Air cleaner bracket screws
to 11.3 N·m (100 in. lb.); Air cleaner elbow to throttle
body nuts to 7.9 N·m (70 in. lb.).
Remove GCU (ORIGINAL DESIGN Electronic
Governor)
1. Remove screws securing GCU to GCU bracket.
2. Unplug wiring harness connector from GCU.
3. Reverse procedure to install. Torque screws to 2.1
N·m (19 in. lb.).
T
G
F
E
D Intake Manifold
H MAP Sensor
L Lifting Bracket
P DLA Bracket
T TMAP Sensor
62 690 05 Rev. E