Diagnostic Procedures with DTC - P0745
DESCRIPTION AND OPERATION
This solenoid valve:
• Controls the oil pressure acting on the Pressure Control Valve "A" (PCV A) by Pulse Width Modulation signals from the TCM during shift control
TROUBLESHOOTING HINTS
| Malfunction Detection Conditions | Possible Cause | Inspection Item |
| • Ignition switch is in the "ON" position or the engine is running • TCM detects an open or short circuit in the pressure control solenoid valve "A" circuit |
• Malfunction of pressure control solenoid valve "A" • Malfunction (poor contact) in the connector • Malfunction of the A/T ECU |
• Open or short circuit in pressure control solenoid valve "A" circuit • Pressure control solenoid valve "A" |
| <SYMPTOM DESCRIPTION> • Shock is felt when shifting the selector lever into drive position • Shocks are felt during gear shifting • Sudden increase in engine speed • If DTC P0745 occurs 4 times, the transaxle enters fail-safe mode (shift change prohibited) and is fixed in 3rd gear ("D" range) or 2nd gear ("2" or "L" range) |
WIRING DIAGRAM
TROUBLESHOOTING PROCEDURE
Test yourself
A quick Hyundai Elantra CN7 quiz: every answer comes with an explanation and a link to the manual page.