VauxhallTigra

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Contents

Vauxhall Tigra

1995

Diagnostics Port

OBD

Which Protocol?

On Board Diagnostics port.

PIN3, PIN7, PIN8, PIN12 = Serial Link (ISO9141, KW81, KW82, KWP2000)

16 Pin OBD port

CAN
5 Gnd
6 Data
14 Data
16 12v


ISO KWP
5 Gnd
7 Data
15 (optional)
16 12v


VPW
2 Data
5 Gnd
16 12v


PWM
2 Data
5 Gnd
10 Data
16 12v

Looks like the Tigra (M-1995) has a 16 pin OBD Port with pins 3,4,5,6,7,12,16 populated which probably means it's a means it's an ISO KWP protocol.

3 ?
4 Chassis Gnd
5 Signal Gnd.
6 (12v measured)
7 Data ?
12 ? (Ov measured)
16 12v Battery (always on)

ALDL

Assembly Line Diagnostic Link port, proprietary to GM.

12-pin ALDL connector pinout:

F E D C B A
G H J K L M

10-pin ALDL connector pinout:

A B C D E
K J H G F

5-pin ALDL connector pinout:

4A B C D E

CAN Bus

ABS

  • Fuse 22

External links

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