OBD Guide
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C1888

Air Suspension Right Rear Height Sensor Circuit Short To Ground

C1888 is an OBD-II diagnostic trouble code meaning: Air Suspension Right Rear Height Sensor Circuit Short To Ground. Common causes: wiring harness damage, height sensor malfunction. Estimated repair cost: $56–167.

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

Symptoms

  • Incorrect operation of the adaptive suspension
  • Suspension warning light comes on
  • Uneven body height

Causes

  • Wiring harness damage
  • Height sensor malfunction
  • Short circuit to ground
  • Problems in the suspension control unit

How to Fix

  1. Check the integrity of the wiring harness
  2. Check the resistance of the height sensor
  3. Check connections and contacts
  4. Replace sensor if necessary
  5. Check the suspension control unit

Related codes

C1887C1889C1890

FAQ

What does the C1888 code mean?

C1888 is an OBD-II diagnostic trouble code that indicates: Air Suspension Right Rear Height Sensor Circuit Short To Ground

What causes a C1888 error code?

The most common causes of C1888 include: Wiring harness damage; Height sensor malfunction; Short circuit to ground; Problems in the suspension control unit.

How do I fix a C1888 diagnostic trouble code?

To fix C1888: Check the integrity of the wiring harness. Check the resistance of the height sensor. Check connections and contacts. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with C1888?

Limited driving only, diagnose soon

How much does it cost to fix C1888?

The estimated repair cost for C1888 is $56–167. Actual cost depends on your vehicle, location, and labor rates.

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