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Home >> Hyundai >> 2012 >> Elantra Touring GLS, Automatic Trans >> Repair and Diagnosis >> Transmission >> Automatic Trans >> Valve Body System >> Solenoid valve >> Description >> PWM (Pulse Width Modulation) Solenoid Valve Control Feature

PWM (Pulse Width Modulation) Solenoid Valve Control Feature

Fig 1: PWM Solenoid Valve Performance Graph
G05364258Courtesy of HYUNDAI MOTOR CO.

PWM solenoid valve is controlled linearly according to the duty ratio.

Oil pressure range: 

0 ~ 4.3 kgf/cm2 (0 ~ 422 kpa, 0 ~ 61.2 psi)

OIL PRESSURE RANGE REFERENCE

Type 3way & Normal High
Input voltage 12 V
Coil resistance 3.2 ± 0.2Ω (at 25 °C, 77 °F)
Cycle 50 Hz
Fig 2: Identifying PWM Solenoid Valve
G05364259Courtesy of HYUNDAI MOTOR CO.