OBD Guide

P1747

Electronic Pressure Control Solenoid 'A' Short Circuit

Severity
🔴 High
Can you drive?
Limited driving only, diagnose soon
Approx. repair cost
$28–89 (est.)

Symptoms

  • Hard gear shifts
  • Delays when shifting gears
  • The gearbox goes into emergency mode
  • Check Engine light comes on
  • Reduced transmission efficiency

Causes

  • Short circuit in solenoid circuit
  • Pressure control solenoid malfunction
  • Wiring harness damage
  • Problems with the transmission control module
  • Poor contact in connectors

How to Fix

  1. Check the continuity of the solenoid circuit
  2. Check solenoid resistance
  3. Inspect the wiring harness for damage
  4. Check contacts in connectors
  5. Replace pressure control solenoid if necessary

Related codes

Error P1747 by Vehicle Brand