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ENGINE DIVISION SERVICE MANUAL
TM 5-4210-230-14&P-1
VACUUM HOSE ROUTING
Vacuum Hose Identification Legend
Key Letter
Location
Color Code
A
Carburetor Port-to-Solenoid Valve
Yellow Stripe
B
Solenoid Valve-to-Throttle Modulator
Blue Stripe
C
Carburetor Port or Intake Manifold Fitting to
Distributor Vacuum Advance Unit
Red Stripe
D
Carburetor Port-to-High Temperature Vacuum Valve
White Stripe
E
High Temperature Vacuum Valve-to-Distributor
Vacuum Advance Unit
Red Stripe
F
High Temperature Vacuum Valve-to-Vacuum Manifold
Purple Stripe
G
Carburetor Port-to-Vacuum Manifold
(Plain)
H
Carburetor Port-to-Low Temperature Vacuum Valve
(EGR System)
Green Stripe
I
Low Temperature Vacuum Valve (EGR System) to
EGR Valve
Green Stripe
J
Canister-to-Tee
(Plain)
K
Air Cleaner Temperature Sensor-to-Vacuum
Manifold
(Plain)
L
Intake Manifold Vacuum Port-to-Tee
(Plain)
M
Carburetor Fuel Bowl to Canister
(Plain)
N
Carburetor Ported Signal Port to Fuel Tank
Canister Vacuum Control Port
(Plain)
O
Diverter Valve-to-Tee or Intake Manifold Fitting
Purple Stripe
P
Carburetor Fuel Bowl Canister to PCV
Manifold Fitting
(Plain)
Q
Fuel Tank Canister Purge Port to PCV
Manifold Fitting
(Plain)
USA - Except California
For engines sold in USA except California use vacuum hose location charts on Figure 74 through and including Figure 81.
USA California only.
For engines sold in California use vacuum hose location charts on Figure 82 through and including Figure 87.
Canada
For engines sold in Canada use vacuum hose location charts on Figure 88 through and including Figure 95.
NOTE: The Canada version of the V-392 engine with the 4150G carburetor is not shown because it does not have any external
emission controls.
CGES-215 Page 44
PRINTED IN UNITED STATES OF AMERICA
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