OBD Guide
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P15AD

Engine Mounting Control Module Internal Circuit Malfunction

P15AD is an OBD-II diagnostic trouble code meaning: Engine Mounting Control Module Internal Circuit Malfunction. Common causes: short circuit in the module, open circuit of the module. Estimated repair cost: $56–167.

Severity
⚠️ Medium
Can you drive?
Yes, but get it checked soon
Approx. repair cost
$56–167 (est.)

Symptoms

  • Increased engine vibrations
  • Rattling sound from the engine compartment
  • The Check Engine light comes on
  • Deterioration in smoothness
  • Perceptible shocks when changing gears

Causes

  • Short circuit in the module
  • Open circuit of the module
  • Module power problems
  • Contact corrosion
  • Mechanical damage to the module

How to Fix

  1. Check the power supply and ground of the module
  2. Inspect the wiring harness for damage
  3. Check the resistance of the module's internal circuits
  4. Clean connector contacts
  5. If necessary, replace the engine mounting module

Related codes

P15A9P15AEP15AF

FAQ

What does the P15AD code mean?

P15AD is an OBD-II diagnostic trouble code that indicates: Engine Mounting Control Module Internal Circuit Malfunction

What causes a P15AD error code?

The most common causes of P15AD include: Short circuit in the module; Open circuit of the module; Module power problems; Contact corrosion.

How do I fix a P15AD diagnostic trouble code?

To fix P15AD: Check the power supply and ground of the module. Inspect the wiring harness for damage. Check the resistance of the module's internal circuits. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with P15AD?

Yes, but get it checked soon

How much does it cost to fix P15AD?

The estimated repair cost for P15AD is $56–167. Actual cost depends on your vehicle, location, and labor rates.

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See also: Russian version · NationStat