Remote Engine Starter Troubleshooting Guide Page 5
RES ECU TERMINALS
Remote Engine Starter ECU Input/Output Specifications
Signal
Symbol
I/O
Condition
+B
+B
ECU+B
12V (TYP)
GND
E
ECU GND 0 V
AM1 *1
AM1
Input
AM2 *1
AM2
Input
IG1 *1
IG1
Output
IG2 *1
IG2
Output
ACC *1
ACC
Output
ST2 *1
ST2
Output
Dropping voltage: Less than 0.2V
IG1
(same terminal
as above)
IG1
Input
ON : Over (+B-1) V
Hood SW
DSWH
Input
Close : Less than 1V
Shift position P P
Input
ON : Over (+B-1) V
Check engine
lamp
LDUT
Input
OFF : Less than 2.2V
ON : Over 6V
Diagnosis
communication1
*1
OB2I
Input
Pulse generation during communication
Diagnosis
communication2
*1
OB2O
Output
Pulse generation during communication
BEAN
communication
MPX
Commu-
nication
Pulse generation
ST1(IN) *1
ST1I
Input
ON : Over (+B-1)V
ST1(OUT) *1
ST1O
Output
Permissible current : 500mA
STSW *2
STSW
Output
ON : Over (+B-2) V
Remote engine
starter diagnosis
input
RDIG
Input
ON : Less than 1V
*1: Vehicles without Push Start System only.
*2: Vehicles with Push Start System only.
