OBD Guide

P1768

A/T Clutch Pressure Control Solenoid Valve Circuit

P1768 is an OBD-II diagnostic trouble code meaning: A/T Clutch Pressure Control Solenoid Valve Circuit. Common causes: open or short circuit in valve circuit, solenoid valve malfunction. Estimated repair cost: $28–167.

Severity
⚠️ Medium
Can you drive?
Limited driving only, diagnose soon
Approx. repair cost
$28–167 (est.)

Symptoms

  • Hard gear shifts
  • Clutch slipping
  • Automatic transmission goes into emergency mode
  • Check Engine Light Illuminates
  • Reduced transmission efficiency

Causes

  • Open or short circuit in valve circuit
  • Solenoid valve malfunction
  • Wiring Harness Problems
  • Low or contaminated transmission fluid
  • Transmission control module (TCM) malfunction

How to Fix

  1. Check the level and condition of the transmission fluid
  2. Diagnose the valve control circuit
  3. Check the resistance and operation of the solenoid valve
  4. Inspect the wiring harness for damage
  5. If necessary, replace the faulty valve

Related codes

Error P1768 by Vehicle Brand

FAQ

What does the P1768 code mean?

P1768 is an OBD-II diagnostic trouble code that indicates: A/T Clutch Pressure Control Solenoid Valve Circuit

What causes a P1768 error code?

The most common causes of P1768 include: Open or short circuit in valve circuit; Solenoid valve malfunction; Wiring Harness Problems; Low or contaminated transmission fluid.

How do I fix a P1768 diagnostic trouble code?

To fix P1768: Check the level and condition of the transmission fluid. Diagnose the valve control circuit. Check the resistance and operation of the solenoid valve. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with P1768?

Limited driving only, diagnose soon

How much does it cost to fix P1768?

The estimated repair cost for P1768 is $28–167. Actual cost depends on your vehicle, location, and labor rates.

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