OBD Guide

P1355

Cylinder 1 Ignition Circuit Open

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

Error P1355 by Vehicle Brand