OBD Guide
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C1365

Accumulator Pressure Sensor Malfunction

C1365 is an OBD-II diagnostic trouble code meaning: Accumulator Pressure Sensor Malfunction. Common causes: pressure sensor malfunction, open or shorted wiring harness. Estimated repair cost: $56–167.

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

Symptoms

  • Check Engine Light Is On
  • Deterioration in braking performance
  • Unstable suspension operation (if the system is pneumatic)
  • System emergency mode

Causes

  • Pressure sensor malfunction
  • Open or shorted wiring harness
  • Poor contact in the sensor connector
  • Control unit malfunction

How to Fix

  1. Check the integrity of the wiring harness and connectors
  2. Check the pressure sensor readings using a diagnostic scanner
  3. Replace pressure sensor if necessary
  4. Check the operation of the system after repair

Related codes

C1366C1367P0571

FAQ

What does the C1365 code mean?

C1365 is an OBD-II diagnostic trouble code that indicates: Accumulator Pressure Sensor Malfunction

What causes a C1365 error code?

The most common causes of C1365 include: Pressure sensor malfunction; Open or shorted wiring harness; Poor contact in the sensor connector; Control unit malfunction.

How do I fix a C1365 diagnostic trouble code?

To fix C1365: Check the integrity of the wiring harness and connectors. Check the pressure sensor readings using a diagnostic scanner. Replace pressure sensor if necessary. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with C1365?

Limited driving only, diagnose soon

How much does it cost to fix C1365?

The estimated repair cost for C1365 is $56–167. Actual cost depends on your vehicle, location, and labor rates.

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See also: Russian version · NationStat