Honda CR-V: Fuel and Emissions

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 Fuel and Emissions Systems

Special Tools Fuel Sender Wrench Fuel Pressure Gauge Attachment Set Vacuum/Pressure Gauge, 0-4 in.Hg Pressure Gauge Adapter Oil Pressure Hose A/T Pressure Hose A/T Low Pressure

 General Troubleshooting Information

Intermittent Failures The term "intermittent failure" means a system may have had a failure, but it checks OK now. If the malfunction indicator lamp (MIL) on the dash does not come on, check for poor

 System Description

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

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 Audio system sound is weak or distorted (display is normal)

1. Check for sound in each mode (AM, FM, XM, and disc). Is there sound from the speakers, and is the sound quality normal in each mode? YES-Intermittent failure. The system is OK at this time. Check for loose connections at the navigation unit, audio unit, amplifier, and each speaker. NO-Speaker

 PCV System

Component Location Index PCV VALVE 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 you

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