Honda CR-V: Crankcase Emissions Control System

Your vehicle has a positive crankcase ventilation system. This keeps gasses that build up in the engine’s crankcase from going into the atmosphere. The positive crankcase ventilation valve routes them from the crankcase back to the intake manifold. They are then drawn into the engine and burned.

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 Evaporative Emissions Control System

As gasoline evaporates in the fuel tank, an evaporative emissions control canister filled with charcoal adsorbs the vapor. It is stored in this canister while the engine is off. After the en

 Onboard Refueling Vapor Recovery

The onboard refueling vapor recovery (ORVR) system captures the fuel vapors during refueling. The vapors are adsorbed in a canister filled with activated carbon. While driving, the fuel vapo

 Exhaust Emissions Controls

The exhaust emissions controls include three systems: PGM-FI, ignition timing control, and three way catalytic converter. These three systems work together to control the engine’s combusti

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 Catalytic Converter System

Component Location Index CATALYTIC CONVERTER Removal/Installation POWERTRAIN CONTROL MODULE (PCM) General Troubleshooting information Replacement DTC Troubleshooting DTC P0420: Catalyst System Efficiency Below Threshold NOTE: Before you troubleshoot, record all f

 Alternator Removal and Installation

Removal 1. Make sure you have the anti-theft code for the audio system and the navigation system (if equipped), then write down the XM radio presets. 2. Disconnect the negative cable from the battery first, then disconnect the positive cable. 3. Remove the drive belt. 4. Remove the drive belt aut

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