Acura 3.5 RL Manual page 160

(From page 5-20)
Test the Engine Mount Control
Solenoid Valve Wire:
1. Raise the engine speed above
1,000 rpm.
2. Measure voltage between the
No. 3 and No. 6 terminals.
Is there battery voltage?
Test the Engine Mount and Vac-
uum Hose:
Disconnect the upper vacuum
hose from the engine mount con-
trol solenoid valve, and connect a
vacuum pump/gauge to the hose.
Apply vacuum for 20 seconds.
Does the engine mount hold
vacuum?
Test the Engine Mount:
Release the vacuum, then apply
vacuum again.
Is there a noticeable change in
idle smoothness with and
without vacuum applied?
Test the Engine Mount Control
Solenoid Valve:
Disconnect the lower vacuum
hose from the engine mount con-
trol solenoid valve, and connect a
vacuum gauge to the hose.
Is there manifold vacuum?
Replace the engine mount control
solenoid valve.
Repair short to body ground in
LT GRN wire between PCM
(A17) and the IMRC/engine
mount control solenoid valve
assembly 6P connector.
If the wire is OK, substitute a
known-good PCM and recheck.
— Inspect the vacuum hose.
— Replace the left and/or right
engine mount.
Replace the left and/or right
engine mount.
Repair as needed.
IMRC/ENGINE MOUNT
CONTROL SOLENOID
VALVE ASSEMBLY 6P
CONNECTOR
Wire side of female
terminals
ENGINE MOUNT
CONTROL SOLENOID
VALVE
VACUUM PUMP/
GAUGE, 0-30 in.Hg.
A973X-041-XXXXX
ENGINE MOUNT
CONTROL SOLENOID
VALVE
VACUUM PUMP/
GAUGE, 0-30 in.Hg.
A973X-041-XXXXX
UPPER VACUUM
HOSE
LOWER VACUUM
HOSE