Toyota Sienna Service Manual: 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 check.
WIRING DIAGRAM
INSPECTION PROCEDURE
1 CHECK HARNESS AND CONNECTOR (BETWEEN SKID CONTROL ECU AND TS 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 
2 CHECK HARNESS AND CONNECTOR (BETWEEN CG of DLC3 AND BODY GROUND)
(a) Measure the resistance according to the value(s) in the table below.
Standard resistance
3 CHECK HARNESS AND CONNECTOR (BETWEEN TS of DLC3 AND BODY GROUND)
(a) Measure the resistance according to the value(s) in the table below.
Standard resistance 
REPLACE BRAKE ACTUATOR ASSEMBLY
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 ...
Vehicle stability control system
Parts location
...
Other materials:
Inspection
1. INSPECT INVERTER MAIN SWITCH
Inspect the continuity between terminal at the each
switch position shown in the chart.
If continuity is not as specified, replace the main
switch assembly.
Inspect the bulb state when connecting the battery
to each terminal
...
Sound Signal Circuit between Radio and Navigation Assembly and
Stereo Jack Adapter
DESCRIPTION
The stereo jack adapter sends an external device sound signal to the radio
and navigation assembly
through this circuit.
The sound signal that has been sent is amplified by the stereo component
amplifier and then is sent to the
speakers.
If there is an open or short in the c ...
Diagnosis system
1. DESCRIPTION
When troubleshooting OBD II (On-Board
Diagnostics) vehicles, an intelligent tester
(complying with SAE J1987) must be connected to
the DLC3 (Data Link Connector 3) of the vehicle.
Various data in the vehicle's ECM (Engine Control
Module) can be then read.
& ...
