P1315 · blink 15 – IGNITER CIRCUIT MALFUNCTION(No.4)

System

EFI 1NZ-FE/2NZ-FE

Dashboard light

Malfunction indicator lamp (Check Engine)

Check-engine blink code

15

Applies to

2NZ-FE 1.3 (PK XLi/GLi NZE120) and 1NZ-FE 1.5 (JDM NZE121/NZE124 Corolla/Fielder/Runx)

Description

IGNITER CIRCUIT MALFUNCTION(No.4)

Detection / symptoms

Detection: No IGF signal to engine ECU while engine is running

Possible causes

Open or short in IGF1 or IGF2 and IGT1 − 4 circuit from ignition coil with igniter; No.1 − No.4 ignition coil with igniter; Engine ECU

What to check

Workshop check order (RM821E): CHECK SPARK PLUG AND SPARK -> CHECK HARNESS AND CONNECTOR(ENGINE ECU−IGNITION COIL) -> INSPECT ECU -> CHECK HARNESS AND CONNECTOR(IGNITION SWITCH−IGNITION COIL) (See

Confidence

high (official Toyota RM821E)

From the factory service material. Clear the code and test-drive to confirm it returns. Search all fault codes · Common problems · Warning lights

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