OBD Guide
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P1302

Cylinder Number 2 Random Misfire Detected

P1302 is an OBD-II diagnostic trouble code meaning: Cylinder Number 2 Random Misfire Detected. Common causes: faulty spark plugs, problems with the ignition coil. Estimated repair cost: $6–56.

Severity
⚠️ Medium
Can you drive?
Limited driving only, diagnose soon
Approx. repair cost
$6–56 (est.)

Symptoms

  • The engine hesitates or runs unevenly
  • Power Loss
  • Increased fuel consumption
  • Check Engine Light Is On
  • Dips during acceleration

Causes

  • Faulty spark plugs
  • Problems with the ignition coil
  • Clogged fuel injectors
  • Low cylinder compression
  • Problems with sensors (mass air flow sensor, camshaft position sensor)

How to Fix

  1. Check the condition of the spark plugs and replace if necessary.
  2. Check the ignition coil and high-voltage wires
  3. Clean or replace fuel injectors
  4. Check compression in cylinder
  5. Check the operation of the sensors and wiring harness

Related codes

P0302P1300P1301P1303

Error P1302 by Vehicle Brand

AcuraFordHondaInfinitiLincolnMercury

FAQ

What does the P1302 code mean?

P1302 is an OBD-II diagnostic trouble code that indicates: Cylinder Number 2 Random Misfire Detected

What causes a P1302 error code?

The most common causes of P1302 include: Faulty spark plugs; Problems with the ignition coil; Clogged fuel injectors; Low cylinder compression.

How do I fix a P1302 diagnostic trouble code?

To fix P1302: Check the condition of the spark plugs and replace if necessary.. Check the ignition coil and high-voltage wires. Clean or replace fuel injectors. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with P1302?

Limited driving only, diagnose soon

How much does it cost to fix P1302?

The estimated repair cost for P1302 is $6–56. Actual cost depends on your vehicle, location, and labor rates.

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