OBD Guide
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C1739

Right Rear Height Control Solenoid Valve Circuit

C1739 is an OBD-II diagnostic trouble code meaning: Right Rear Height Control Solenoid Valve Circuit. Common causes: open or short circuit in wiring harness, height control solenoid malfunction. Estimated repair cost: $56–167.

Severity
⚠️ Medium
Can you drive?
Limited driving only, diagnose soon
Approx. repair cost
$56–167 (est.)

Symptoms

  • Uneven body height on right rear side
  • Error message on the dashboard
  • Unstable suspension operation
  • Disabling the height adjustment system

Causes

  • Open or short circuit in wiring harness
  • Height control solenoid malfunction
  • Poor contact in the connector
  • Problems with the suspension control unit
  • Corrosion of electrical connections

How to Fix

  1. Check the integrity of the wiring harness to the solenoid
  2. Check the resistance and operation of the solenoid
  3. Clean the connector contacts
  4. Check power and ground circuit
  5. Replace faulty solenoid if necessary
  6. Reset the error and check the system operation

Related codes

C1738C1740C1741

FAQ

What does the C1739 code mean?

C1739 is an OBD-II diagnostic trouble code that indicates: Right Rear Height Control Solenoid Valve Circuit

What causes a C1739 error code?

The most common causes of C1739 include: Open or short circuit in wiring harness; Height control solenoid malfunction; Poor contact in the connector; Problems with the suspension control unit.

How do I fix a C1739 diagnostic trouble code?

To fix C1739: Check the integrity of the wiring harness to the solenoid. Check the resistance and operation of the solenoid. Clean the connector contacts. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with C1739?

Limited driving only, diagnose soon

How much does it cost to fix C1739?

The estimated repair cost for C1739 is $56–167. Actual cost depends on your vehicle, location, and labor rates.

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See also: Russian version · NationStat