DESCRIPTION
DTC output mode is set by connecting terminals 13 (TC) and 4 (CG) of the DLC3. The DTCs are indicated by the blinking pattern of the tire pressure warning light.
WIRING DIAGRAM
HINT:
When various warning lights blink continuously, a ground short in terminal TC of the DLC3 or an internal ground short in an ECU connected to this circuit may have occurred.
CAUTION / NOTICE / HINT
NOTICE:
PROCEDURE
1. |
CHECK HARNESS AND CONNECTOR (DLC3 - TIRE PRESSURE WARNING ECU) |
(a) Disconnect the D31 ECU connector. |
|
(b) Measure the resistance according to the value(s) in the table below.
Standard Resistance:
Tester Connection |
Condition |
Specified Condition |
---|---|---|
D31-3 (TC) - D1-13 (TC) |
Always |
Below 1 Ω |
D1-4 (CG) - Body ground |
*1 |
Front view of wire harness connector (to DLC3) |
*2 |
Front view of wire harness connector (to Tire Pressure Warning ECU) |
OK | ![]() |
PROCEED TO NEXT SUSPECTED AREA SHOWN IN PROBLEM SYMPTOMS TABLE |
NG | ![]() |
REPAIR OR REPLACE HARNESS OR CONNECTOR |
Terminals Of Ecu
TERMINALS OF ECU
NOTICE:
Turn the ignition switch off before measuring the resistances between
CAN bus main wires and between CAN bus branch wires.
Turn the ignition switch off before inspecting CAN bus wires for a ground
short.
After ...
On-vehicle Inspection
ON-VEHICLE INSPECTION
PROCEDURE
1. CHECK BATTERY CONDITION
NOTICE:
If the battery is weak or if the engine is difficult to start, perform the following
procedure.
(a) Check the battery for damage or deformation. If severe damage, deformation
or leakag ...
System Diagram
SYSTEM DIAGRAM
Communication Table
Transmitting ECU
Receiving ECU
Signal
Communication Method
Power window regulator master switch assembly
Power window regulator motor assembly (for ...