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:
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
Electronic Control System
The functions of the fuel and emission control systems are managed by the
powertrain control module (PCM).
Self-diagnosis
The PCM detects a failure of a signal from a sensor or from another control
unit and stores a Temporary DTC or a DTC.
Depending on the failure, a DTC
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