Hyundai Elantra (CN7): Engine Mechanical System / Cylinder Head Assembly

Components and components location Components1. Variable force solenoid valves 2. Timing chain cover3. Cam to cam guide4. Timing chain5. Timing chain tensioner arm6.

Components and components location Components1. Cylinder head cover2. Engine oil filler cap3. Breather hose4. PCV hose5. Cylinder head cover gasket6.

Other information:

Hyundai Elantra (CN7) 2021-2026 Service Manual: Compressor oil

Repair procedures Oil Specification1.The HFC-134a system requires synthetic (PAG) compressor oil whereas the R-12 system requires mineral compressor oil. The two oils must never be mixed.2.Compressor (PAG) oil varies according to compressor model. Be sure to use oil specified for the model of compressor.

Hyundai Elantra (CN7) 2021-2026 Service Manual: A/C Pressure Transducer

Description and operation DescriptionThe A/C Pressure Transducer (APT) converts the pressure value of high pressure line into voltage value after measuring it. By converted voltage value, engine ECU controls the cooling fan by operating it high speed or low speed.

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