Infiniti I35 (A33). Manual — part 336

SEC120D

Component Description

NHEC0817

IGNITION COIL & POWER TRANSISTOR

NHEC0817S01

The ignition signal from the ECM is sent to and amplified by the
power transistor. The power transistor turns on and off the ignition
coil primary circuit. This on-off operation induces the proper high
voltage in the coil secondary circuit.

GI

MA

EM

LC

FE

AT

AX

SU

BR

ST

RS

BT

HA

SC

EL

IDX

IGNITION SIGNAL

Component Description

EC-685

Wiring Diagram

NHEC0819

MEC558D

IGNITION SIGNAL

Wiring Diagram

EC-686

MEC559D

GI

MA

EM

LC

FE

AT

AX

SU

BR

ST

RS

BT

HA

SC

EL

IDX

IGNITION SIGNAL

Wiring Diagram (Cont’d)

EC-687

MEC560D

IGNITION SIGNAL

Wiring Diagram (Cont’d)

EC-688