
BR–98
BRAKE SYSTEM – ANTI–LOCK BRAKE SYSTEM (ABS)
DTC 55 Brake Fluid Level Warning Switch Circuit
CIRCUIT DESCRIPTION
The brake fluid level warning switch sends the appropriate signal to the ECU when the brake fluid level drops.
DTC No. | Diagnostic Trouble Code Detecting Condition | Trouble area
55 | Voltage at ECU terminal LBL is 0 V continuously for 10 sec. or more. | Brake fluid level
Brake fluid level warning switch
Short in brake fluid level warning switch circuit
ECU
Fail safe function: If trouble occurs in this circuit, the ECU cuts off current to the TRAC solenoid relay and prohibits TRAC control.
WIRING DIAGRAM
W
1B 1J
J/B No.1
W B-Y
4
J/B No.1
1J 1E
GAUGE
ABS & TRAC ECU
12 V
AM1
R/B
No.2
ALT
Ignition Switch
Brake Warning Light
C10 C17 BR-W IF1
9 1 15
B-W (Canada)
BR-W (USA)
1
Diode
2
R-W 10 LBL
A-20
B2 14
6
Brake Fluid Level Warning Switch
2
E6
Battery
RG7064