Honda CR-V: PCV System
Component Location Index

PCV Valve Inspection
1. Check the PCV valve (A), hoses (B), and
connections for leaks or restrictions.

2. At idle, make sure there is a clicking sound from the
PCV valve when the hose between the PCV valve
and intake manifold is lightly pinched (A) with your
fingers or pliers.
If there is no clicking sound, check the PCV valve
washer for cracks or damage. If the washer is OK,
replace the PCV valve and recheck.

PCV Valve Replacement
1. Disconnect the PCV hose.
2. Remove the PCV valve (A).

3. Install the parts in the reverse order of removal
with a new washer (B).
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Component Location Index
EVAPORATIVE EMISSION (EVAP)
CANISTER PURGE VALVE
Replacement
POWERTRAIN CONTROL MODULE (PCM)
General Troubleshooting Information
Replacement
Special Tools Required
Vacuum pump/gauge, 0-30 in.Hg, Snap-on YA4000A
or equivalent, commercially available.
NOTE: Before you troubleshoot, record all freeze data
and any on-board snapshot, and revie
SEE MORE:
To eliminate potential hazards, read
the instructions before you begin,
and make sure you have the tools
and skills required.
Make sure your vehicle is parked
on level ground, the parking brake
is set, and the engine is off.
To clean parts, use a commercially
available degreaser or par
DTC P0301: No.1 Cylinder Misfire Detected
DTC P0302: No.2 Cylinder Misfire Detected
DTC P0303: No.3 Cylinder Misfire Detected
DTC P0304: No.4 Cylinder Misfire Detected
Special Tools Required
Pressure gauge adapter 07NAJ-P07010A
A/T low pressure gauge w/panel 07406-0070301
A/T pressure hose 07406
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