Honda ACCORD HYBRID 2005 Service Manual page 514

Variable Cylinder Management (VCM) System
D T C T r o u b l e s h o o t i n g ( c o n t ' d )
DTC P2647: VTEC System Stuck ON
Special Tools Required
• Pressure gauge adapter 07NAJ-P07010A
• A/T l o w pressure gauge w/panel 07406-0070300
• A/T pressure hose 07406-0020201
• A/T pressure hose, 2,210 m m 07MAJ-PY4011A
• A/T pressure adapter 07MAJ-PY40120
• Oil pressure hose 07ZAJ-S5A0200
1. Check the engine oil level.
Is the engine oil level OK?
Y E S — G o t o step 2.
NO—Adjust the engine oil to the proper level, then
go to step 12.
2. Turn the ignition switch ON (II).
3. Clear the DTC w i t h the HDS.
4. Do the VTEC TEST in the INSPECTION MENU w i t h
the HDS.
Is the result OK ?
Y E S — I n t e r m i t t e n t failure, system is OK at this t i m e .
Check for poor connections or loose terminals at
the EOP sensor, the VTEC solenoid valve, and the
P C M . B
NO—Go to step 5.
5. Turn the ignition switch OFF.
6. Remove the EOP sensor (A), install the special tools
as s h o w n , then install the EOP sensor in the oil
pressure gauge adapter (B).
NOTE: Install the sensor in the reverse order of
removal w i t h new O-ring.
7. Start the engine. Hold the engine speed at
3,000 rpm w i t h o u t load (in Park or neutral) until the
radiator fan comes o n , then let it idle for 2 minutes.
8. Do the VTEC TEST in the INSPECTION MENU w i t h
the HDS.
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