SERVICE BRAKES - Anti-lock Braking System Troubleshooting
INSPECTION CHART FOR DIAGNOSTIC TROUBLE CODES
Code No.
11
F.R. wheel speed sensor system (open-circuited)
12
F.L. wheel speed sensor system (open-circuited)
13
14
R.L. wheel speed sensor system (open-circuited)
15
Wheel speed sensor system (output signal abnormal)
16
ABS-ECU power supply system (voltage abnormally low or high)
21
F.R. wheel speed sensor system (shorted)
22
F.L. wheel speed sensor system (shorted)
23
R.R. wheel speed sensor system (shorted)
24
R.L. wheel speed sensor system (shorted)
26
G-sensor system (open- or short-circuited or signal provided abnormally)
38
Stop light switch system (open-circuited or ON trouble)
41
F.R. solenoid valve IN system
42
F.L. solenoid valve IN system
43
R.R. solenoid valve IN system
44
R.L. solenoid valve IN system
45
F.R. solenoid valve OUT system
F.L. solenoid valve OUT system
46
47
R.R. solenoid valve OUT system
48
R.L. solenoid valve OUT system
51
ABS valve relay system
53
HU pump motor or ABS motor relay system
ABS-ECU system
63
Diagnostic Item
Reference Page
35-52
35-52
35-52
35-52
35-53
35-53
35-53
35-53
35-53
35-54
35-54
35-55
35-55
35-55
35-55
35-55
35-55
35-55
35-55
35-56
35-57
ABS-ECU
replacement