Isuzu 1999 RODEO, Общее описание устройства

Страница: 24 / 57

5A–24
BRAKE CONTROL SYSTEM
EHCU Connector Pin-out Checks
D
Disconnect Electronic Hydraulic Control Module.
D
Perform checks with high impedance digital
multimeter J-39200 or equivalent.
No. Circuit to be Tested Ignition
Switch
Position
Multimeter
Scale/Range
Measure be-
tween Pin
Number
Nominal Value Note
1 Power supply OFF 20DCV 1 (C–5)
2 (C–5) 11.5V to 14.5V
2 Ignition enable OFF 20DCV 1 (C–4)
7 (C–4) 0V to 0.1V
ON 20DCV 1 (C–4)
7 (C–4) 11.5V to 14.5V
3 Stoplight switch OFF 20DCV 13 (C–4)
7 (C–4)
10.5V to 14.5V Press brake pedal
4 Ground connection OFF 200
W
7 (C–4)
Ground Less than 2
W
OFF 1
W
2 (C–5)
Ground Less than 0.2
W
5 FL speed sensor OFF 2k
W
2 (C–4)
10 (C–4)
2.0k
W
to 2.8k
W
Internal Resistance
OFF 200k
W
2 (C–4)
7 (C–4) more than
100k
W
Insulation Resistance
OFF 200mACV 2 (C–4)
10 (C–4)
more than
200mV
Turn wheel at 1RPS
6 FR speed sensor
OFF 2k
W
3 (C–4)
11 (C–4)
2.0k
W
to 2.8k
W
Internal Resistance
OFF 200k
W
3 (C–4)
7 (C–4) more than
100k
W
Insulation Resistance
OFF 200mACV 3 (C–4)
11 (C–4)
more than
200mV
Turn wheel at 1RPS
7 RR speed sensor
OFF 2k
W
4 (C–4)
12 (C–4)
1.2k
W
to 2.0k
W
Internal Resistance
OFF 200k
W
4 (C–4)
7 (C–4) more than
100k
W
Insulation Resistance
OFF 200mACV 4 (C–4)
12 (C–4)
more than
200mV
Turn wheel at 1RPS