OBD Guide
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P1355

Cylinder 1 Ignition Circuit Open

P1355 is an OBD-II diagnostic trouble code meaning: Cylinder 1 Ignition Circuit Open. Common causes: faulty ignition coil of cylinder 1, broken or damaged ignition wires. Estimated repair cost: $17–89.

Severity
⚠️ Medium
Can you drive?
Limited driving only, diagnose soon
Approx. repair cost
$17–89 (est.)

Symptoms

  • The engine hesitates or runs rough
  • Power Loss
  • Increased fuel consumption
  • Check Engine Light Is On
  • Problems starting the engine

Causes

  • Faulty ignition coil of cylinder 1
  • Broken or damaged ignition wires
  • Poor contact in the ignition coil connector
  • Engine ECU malfunction
  • Wiring harness damage

How to Fix

  1. Check the condition of the ignition coil of cylinder 1
  2. Inspect wires and connectors for damage
  3. Check the resistance and continuity of the ignition circuit
  4. If necessary, replace the ignition coil
  5. Check the operation of the ECU (if other reasons are excluded)

Related codes

P0301P0351P1351

Error P1355 by Vehicle Brand

BMWBuickCadillacChevroletChryslerFordGMGMCLincolnMercuryOldsmobileSaturnVolkswagen

FAQ

What does the P1355 code mean?

P1355 is an OBD-II diagnostic trouble code that indicates: Cylinder 1 Ignition Circuit Open

What causes a P1355 error code?

The most common causes of P1355 include: Faulty ignition coil of cylinder 1; Broken or damaged ignition wires; Poor contact in the ignition coil connector; Engine ECU malfunction.

How do I fix a P1355 diagnostic trouble code?

To fix P1355: Check the condition of the ignition coil of cylinder 1. Inspect wires and connectors for damage. Check the resistance and continuity of the ignition circuit. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with P1355?

Limited driving only, diagnose soon

How much does it cost to fix P1355?

The estimated repair cost for P1355 is $17–89. Actual cost depends on your vehicle, location, and labor rates.

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