Honda 2004 Odyssey Service Manual page 592

2. Turn the EVAP purge control solenoid valve on with
the HDS, or connect PCM connector terminal A6 to
body ground with a jumper wire.
PCM CONNECTOR A (32P)
PCS (RED/YEL)
JUMPER WIRE
Wire side of female terminals
3. Turn the ignition switch ON (II).
4. Apply vacuum to the hose.
Does the valve hold vacuum?
YES Go to step 5.
NO The EVAP purge control solenoid valve is OK.
Go to step 10.
5. Turn the ignition switch OFF.
6. Disconnect the EVAP purge control solenoid valve
2P connector.
7. Check for continuity between EVAP purge control
solenoid valve 2P connector terminal No. 2 and
body ground.
EVAP PURGE CONTROL SOLENOID
VALVE 2P CONNECTOR
Wire side of female terminals
PCS (RED/YEL)
Is there continuity?
YES Go to step 8.
NO Repair open in the wire between the EVAP
purge control solenoid valve and the PCM (A6).
8. Turn the ignition switch ON (II).
9. Measure voltage between EVAP purge control
solenoid valve 2P connector terminal No. 1 and
body ground.
EVAP PURGE CONTROL SOLENOID
VALVE 2P CONNECTOR
IG1 (BLK/YEL)
Wire side of female terminals
Is there battery voltage?
YES Replace the EVAP purge control solenoid
valve.
NO Repair open in the wire between the EVAP
purge control solenoid valve and No. 6 ECU (PCM)
CRUISE CONTROL (15A) fuse.
EVAP Bypass Solenoid Valve Test
10. Disconnect the vacuum hose from the EVAP two
way valve (A), and connect a vacuum pump to the
hose.
A973X-041-
XXXXX
A
(cont'd)
11-283