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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 DTC P2270/P2271: Secondary HO2S (Sensor 2) Circuit Signal Stuck Lean/Rich

DTC P2270: Secondary HO2S (Sensor 2) Circuit Signal Stuck Lean DTC P2271: Secondary HO2S (Sensor 2) Circuit Signal Stuck Rich NOTE: Before you troubleshoot, record all freeze data and any on-board snapshot, and review the general troubleshooting information. 1. Turn the ignition switch ON (II). 2

 Important Handling Information

Your CR-V has higher ground clearance than a passenger vehicle designed for use only on pavement. Higher ground clearance has many advantages for off-highway driving. It allows you to travel over bumps, obstacles, and rough terrain. It also provides good visibility so you can anticipate prob

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