OBD Guide
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P1893

Travel Control Shock Absorber Module

P1893 is an OBD-II diagnostic trouble code meaning: Travel Control Shock Absorber Module. Common causes: shock absorber control module malfunction, open or short circuit in the circuit. Estimated repair cost: $56–222.

Severity
⚠️ Medium
Can you drive?
Limited driving only, diagnose soon
Approx. repair cost
$56–222 (est.)

Symptoms

  • Hard suspension operation
  • Uneven damping on bumps
  • Check Engine Light Is On
  • Suspension error message on dashboard
  • The car may roll when cornering

Causes

  • Shock Absorber Control Module Malfunction
  • Open or short circuit in the circuit
  • Poor contact in connectors
  • Module power problems
  • Mechanical damage to shock absorbers

How to Fix

  1. Check the integrity of the wiring harness to the module
  2. Check contacts in module connectors
  3. Measure the module supply voltage
  4. Test the operation of the module with a scanner
  5. If necessary, replace the control module

Related codes

P1891P1892P1894

Error P1893 by Vehicle Brand

BuickCadillacChevroletGMGMCOldsmobileSaturn

FAQ

What does the P1893 code mean?

P1893 is an OBD-II diagnostic trouble code that indicates: Travel Control Shock Absorber Module

What causes a P1893 error code?

The most common causes of P1893 include: Shock Absorber Control Module Malfunction; Open or short circuit in the circuit; Poor contact in connectors; Module power problems.

How do I fix a P1893 diagnostic trouble code?

To fix P1893: Check the integrity of the wiring harness to the module. Check contacts in module connectors. Measure the module supply voltage. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with P1893?

Limited driving only, diagnose soon

How much does it cost to fix P1893?

The estimated repair cost for P1893 is $56–222. Actual cost depends on your vehicle, location, and labor rates.

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