What does code P1340 mean on Lexus vehicles?
The ECU detects a malfunction in the ignition igniter circuit for cylinder 8.
OBD-II Code Lexus
P1340 — Lexus — Igniter Circuit Malfunction (No. 8)
The ECU detects a malfunction in the ignition igniter circuit for cylinder 8.
Common symptoms
- Misfire
- rough engine operation
Possible causes
- Defective igniter
- ignition system fault
Initial recommendation
Replace igniter for cylinder 8 and verify ignition system integrity.
Safety notice
This information is for guidance only. Brand-specific codes may vary by model, year, engine, transmission and vehicle configuration. It does not replace a physical inspection or diagnosis by a qualified mechanic. If the vehicle is unsafe to operate, avoid driving it and seek professional inspection.
Analyze this code with MecaOBD
Use the app to combine Lexus code P1340 with your vehicle's actual symptoms for more complete diagnostic guidance.
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