OBD Guide

C1773

Air Suspension Vent Solenoid Output Circuit Short To Ground

C1773 is an OBD-II diagnostic trouble code meaning: Air Suspension Vent Solenoid Output Circuit Short To Ground. Common causes: solenoid harness short to ground, mechanical damage to wiring. Estimated repair cost: $111–278.

Severity
⚠️ Medium
Can you drive?
Limited driving only, diagnose soon
Approx. repair cost
$111–278 (est.)

Symptoms

  • The suspension warning light comes on
  • Inability to lower suspension
  • Suspension is too high or stuck in one position
  • Loss of automatic leveling functionality
  • Reduced ride comfort

Causes

  • Solenoid harness short to ground
  • Mechanical damage to wiring
  • Internal short circuit in the solenoid valve itself
  • Corroded or damaged electrical connector
  • Air suspension control module (ACS) malfunction

How to Fix

  1. Reset the error code and check for its reappearance
  2. Visually inspect the wiring harness and solenoid connectors for damage.
  3. Use a multimeter to check the solenoid control circuit for a short to ground.
  4. Test the resistance of the solenoid valve itself
  5. If necessary, replace the ventilation solenoid or repair damaged wiring.

Related codes

FAQ

What does the C1773 code mean?

C1773 is an OBD-II diagnostic trouble code that indicates: Air Suspension Vent Solenoid Output Circuit Short To Ground

What causes a C1773 error code?

The most common causes of C1773 include: Solenoid harness short to ground; Mechanical damage to wiring; Internal short circuit in the solenoid valve itself; Corroded or damaged electrical connector.

How do I fix a C1773 diagnostic trouble code?

To fix C1773: Reset the error code and check for its reappearance. Visually inspect the wiring harness and solenoid connectors for damage.. Use a multimeter to check the solenoid control circuit for a short to ground.. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with C1773?

Limited driving only, diagnose soon

How much does it cost to fix C1773?

The estimated repair cost for C1773 is $111–278. Actual cost depends on your vehicle, location, and labor rates.

See also: Russian version · NationStat