Component Location
General Description

PCM/TCM control Pressure control solenoid valve by changed current for reducing shift shock.

DTC Description

This code is set when circuit open or short detected by PCM/TCM.

DTC Detecting Condition

Item

Detecting Condition

Possible Cause

DTC Strategy

•

Monitoring voltage range(Circuit open/short check)

※ Pressure Control Solenoid Valve : PCSV(LP. VFS)

•

Circuit open or short

•

PCSV

•

PCM/TCM

Enable Conditions

•

Completely opened or closed

•

Gaer tightening

•

After change of speed > 0.3sec

•

10V < Solenoid supplied power < 16V

Threshold value

•

50mA ≤ Feedback current(Circuit short) ≤ 550mA at operating

•

50mA > Feedback current (Circuit open ) at operating

Detecting Time

•

More than 0.2sec

Fail safe

•

Locked into 4th gear

Specification
–

Working temperature : -40℃∼150℃

–

Internal resistance : 5.1 ± 0.3 Ω( 25℃ normal temperature )

Diagnostic Circuit Diagram
Signal Waveform & Data

Fig 1) Wave form of LP-VFS

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