
BR–130
BRAKE SYSTEM – TRACTION CONTROL SYSTEM (TRAC)
ECU TERMINALS STANDARD VALUE
ABS & TRAC ECU:
A20 A21 A22
13 12 11 10 9 8 7 6 5 4 3 2 1 8 7 6 5 4 3 2 1 6 5 4 3 2 1
26 25 24 23 22 21 20 19 18 17 16 15 14 16 15 14 13 12 11 10 9 12 11 10 9 8 7
RO5698
Symbols (Terminals No.) STD Voltage (V) Condition
BAT (A20-7) – GND (A20-25) 10 – 14 Always
IG 1 (A20-24) – GND (A20-25) 10 – 14 IG switch ON
SR (A20-15) – R– (A20-12) 8.3 – 14 IG switch ON, ABS warning light OFF
MR (A20-2) – R– (A20-12) Below 1.0 IG switch ON
TSR (A20-1) – R– (A20-12) 8.3 – 14 IG switch ON, TRAC and TRAC OFF indicator light OFF
TMR (A20-14) – R– (A20-12) Below 1.0 IG switch ON
SFR (A22-1) – GND (A22-9) 10 – 14 IG switch ON, ABS warning light OFF
SFL (A20-13) – GND (A20-25) 10 – 14 IG switch ON, ABS warning light OFF
SRR (A20-26) – GND (A20-25) 10 – 14 IG switch ON, ABS warning light OFF
SRL (A22-7) – GND (A22-9) 10 – 14 IG switch ON, ABS warning light OFF
AST (A20-21) – GND (A20-25) 10 – 14 IG switch ON, ABS warning light OFF
SMC (A22-2) – GND (A22-9) 10 – 14 IG switch ON, TRAC and TRAC OFF indicator light OFF
SRC (A22-8) – GND (A22-9) 10 – 14 IG switch ON, TRAC and TRAC OFF indicator light OFF
WA (A22-5) – GND (A22-4) Below 2.0 IG switch ON, ABS warning light ON
10 – 14 IG switch ON, ABS warning light OFF
PKB (A22-12) – GND (A22-4) Below 1.5 IG switch ON, PKB switch ON
Fluid in M/C reservoir above MIN level.
10 – 14 IG switch ON, PKB switch OFF
Fluid in M/C reservoir above MIN level.
LBL (A20-10) – GND (A20-25) 10 – 14 IG switch ON
Fluid in M/C reservoir above MIN level.
STP (A22-6) – GND (A22-4) Below 1.5 Stop light switch OFF
8 – 14 Stop light switch ON
D/G (A22-10) – GND (A22-9) 10 – 14 IG switch ON, ABS warning light OFF