Home

< Previous   Next >

2008 - MX-5 - Body and Accessories

STEERING LOCK UNIT INSPECTION [ADVANCED KEYLESS SYSTEM]

1. Remove the column cover. (See COLUMN COVER REMOVAL/INSTALLATION.)
2. Measure the voltage at each terminal.

Terminal Voltage Table (Reference)



Terminal

Signal name

Connected to

Measured condition

Voltage (V)

Inspection item(s)

A

Push switch signal

Keyless control module

Start knob pressed

B+

  • Keyless control module

  • Related wiring harnesses

Start knob released

1.0 or less

B

Power supply

Fuse

Under any condition

B+

  • Fuse

  • Related wiring harnesses

C

Key reminder switch signal

Keyless control module

Key inserted

B+

  • Keyless control module

  • Related wiring harnesses

Key removed

1.0 or less

D

Power supply

Fuse

Under any condition

B+

  • Fuse

  • Related wiring harnesses

E

Power supply

Fuse

Under any condition

B+

  • Fuse

  • Related wiring harnesses

F

Ignition key illumination signal

Ignition key illumination bulb

Ignition switch off and driver-side door opened.

1.0 or less

  • Ignition key illumination bulb

  • Related wiring harnesses

30 s or more after driver-side door closed.

B+

G

Serial communication

Keyless control module

Because this terminal is for communication good/no good judgment by terminal voltage is not possible.

Related wiring harnesses

H

GND

Body ground

Because this terminal is for communication good/no good judgment by terminal voltage is not possible.

Related wiring harnesses




< Previous   Next >
Back to Top
© 2009 Mazda North American Operations, U.S.A.