Isuzu OBD II diagnostic interface pinout and wiring @ pinoutsguide.com

Isuzu use J1850-VPW interface from 1996 to nowdays

Pin Number	Pin Name	Isuzu vehicle function
1		SIR (GM8192 Prot.)
2	J1850	n/a
3		ABS (KW81-Prot.)
4	GND	Chassis ground
5	SGND	Signal Ground
6	HS-CAN	TCM
7	K-Line	K-Line, K1 (engine)
8		n/a
9		ECM/TCM (GM8192 Prot.)
10	PWM	n/a
11		SIR
12		ABS
13		ECM
14	HS-CAN(-)	n/a
15	L-Line	n/a
16	Battery+	Battery +, unswitched

Some OBD-II cables schemes:

OBD-2 ISO 9141-2 (14230-4, KWP2000) simple serial cable
OBD-2 J1850 PWM, J1850 VPW serial ELM327 cable
OBD-2 universal ISO 15765-4 CAN, SAE J1850 PWM, SAE J1850 VPW, ISO 9141-2, ISO 14230-4 and SAE J1939 diagnostic cable

This page contain parts under Copyright © 2000-2011 by pinouts.ru team.
No portion of this webpage may be reproduced in any form without providing visible HTML link to PinoutsGuide.com . Webmaster permission required in any other cases.
Efforts have been made to ensure this page is correct, but it is the responsibility of the user to verify the data is correct for their application.

connector or cable wiring scheme

Isuzu OBD II diagnostic interface pinout

Some OBD-II cables schemes: