OBD Guide

P1746

Electronic Pressure Control Solenoid Low Conditions

Severity
⚠️ Medium
Can you drive?
Limited driving only, diagnose soon
Approx. repair cost
$22–89 (est.)

Symptoms

  • Gear slip
  • Hard gear shifts
  • Delays when shifting gears
  • Inability to shift into certain gears
  • Check engine light comes on

Causes

  • Pressure control solenoid malfunction
  • Solenoid circuit problems
  • Low transmission fluid level
  • Contaminated or old transmission fluid
  • Mechanical damage inside the gearbox

How to Fix

  1. Check the level and condition of the transmission fluid
  2. Check the electrical circuit of the solenoid for opens and shorts
  3. Test solenoid resistance
  4. Replace pressure control solenoid if necessary
  5. Flush and replace transmission fluid

Related codes

Error P1746 by Vehicle Brand