Toyota Sienna Service Manual: TC and CG Terminal Circuit
DESCRIPTION
DTC output mode is set by connecting terminals TC and CG of the DLC3.
The DTCs are displayed by the blinking pattern of the ABS warning light.
WIRING DIAGRAM
HINT: When warning lights continue to blink, a ground short in the wiring of terminal TC of the DLC3 or an internal ground short in one or more ECU is suspected.
INSPECTION PROCEDURE
1 INSPECT DLC3 (BETWEEN TC of DLC3 AND CG of DLC3)
(a) Turn the ignition switch to the ON position.
(b) Measure the voltage according to the value(s) in the table below.
Standard voltage
2 CHECK HARNESS AND CONNECTOR (BETWEEN SKID CONTROL ECU AND TC of DLC3)
(a) Turn the ignition switch off.
(b) Disconnect the skid control ECU connector.
(c) Measure the resistance according to the value(s) in the table below.
Standard resistance
REPLACE BRAKE ACTUATOR ASSEMBLY
3 CHECK HARNESS AND CONNECTOR (BETWEEN CG of DLC3 AND BODY GROUND)
(a) Turn the ignition switch off.
(b) Measure the resistance according to the value(s) in the table below.
Standard resistance
4 CHECK HARNESS AND CONNECTOR (BETWEEN SKID CONTROL ECU AND TC of DLC3)
(a) Disconnect the skid control ECU connector.
(b) Measure the resistance according to the value(s) in the table below.
Standard resistance 
REPLACE BRAKE ACTUATOR ASSEMBLY
Brake Warning Light does not Come ON
WIRING DIAGRAM
See page BC-52.
INSPECTION PROCEDURE
1 INSPECT BRAKE WARNING LIGHT
(a) Disconnect the skid control ECU connector.
(b) Turn the ignition switch to the on position.
(c) Check th ...
TS and CG Terminal Circuit
DESCRIPTION
The Test Mode (signal check) circuit detects trouble in the sensor or switch
signal, which cannot be
detected by the DTC check.
Connecting terminals TS and CG of the DLC3 starts the ...
Other materials:
Removal
1. REMOVE REAR WINDOW SIDE GARNISH
ASSEMBLY
2. REMOVE REAR DOOR WINDOW FRAME SUBASSEMBLY
3. REMOVE SIDE TRIM BOARD COVER REAR
4. REMOVE REAR DOOR TRIM BOARD SUBASSEMBLY
5. REMOVE REAR DOOR GLASS RUN
6. REMOVE SLIDE DOOR WINDOW ASSEMBLY
7. REMOVE REAR DOOR GLASS WEATHERSTRIP
Put pro ...
Removal
1. REMOVE FRONT WHEEL
2. REMOVE REAR WHEEL
3. REMOVE TIRE PRESSURE WARNING VALVE AND TRANSMITTER
(a) Remove the valve core and cap, and release the air
from the tire.
(b) After ensuring that a sufficient amount of air has
been released, remove the nut and washer that are
used to secure ...
Removal
1. REMOVE CENTER REAR SEAT LAP TYPE BELT
ASSEMBLY (for 8-Passenger)
HINT:
Refer to the instructions for disassembly of the rear No. 1 seat assembly (for
center seat).
Remove the bolt and center seat lap type belt
assembly.
2. REMOVE CENTER REAR NO. 2 SEAT LAP BELT
ASSEMBLY WITH ...
