Honda 2004 Odyssey Service Manual page 1303

ABS/TCS Components
System Description (cont'd)
Pressure reducing mode
TCS NO valve open, TCS NC valve closed, inlet valve closed, outlet valve open.
Caliper fluid flows through the outlet valve to the reservoir.
MODULATOR UNIT
IN
OUT
RL
TCS Control
Pressure intensifying mode
TCS NO valve closed, TCS NC valve open, inlet valve open, outlet valve closed, pump motor ON.
The reservoir and master cylinder fluid is pumped out by the pump, through the damping chamber, to the front caliper.
MODULATOR UNIT
IN
OUT
RL
19-102
TCS NO TCS NC
IN
DAMPING
CHAMBER
OUT
PUMP
RESERVOIR
FR
TCS NC
TCS NO
IN
DAMPING
CHAMBER
OUT
PUMP
RESERVOIR
FR
MASTER CYLINDER
TCS NC
DAMPING
MOTOR
CHAMBER
M
PUMP
RESERVOIR
MASTER CYLINDER
TCS NC
DAMPING
MOTOR
CHAMBER
M PUMP
RESERVOIR
TCS NO
IN IN
OUT OUT
FL
TCS NO
IN IN
OUT
OUT
FL
RR
RR