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 |
Vehicle Speed Sensor "A" (P0500)
DESCRIPTION
The speed sensors detect the wheel speed and send the appropriate signals to
the skid control ECU. The skid control ECU converts these wheel speed signals into
a 4-pulse signal and outputs it to the TCM via the combination meter. The TCM deter ...
Data List / Active Test
DATA LIST / ACTIVE TEST
1. DATA LIST
HINT:
Using the Techstream to read the Data List allows the values or states of switches,
sensors, actuators and other items to be read without removing any parts. This non-intrusive
inspection can be very useful bec ...
Security Horn Circuit
DESCRIPTION
When the theft deterrent system is switched from the armed state to the alarm
sounding state, the main body ECU (driver side junction block assembly) controls
the security horn.
WIRING DIAGRAM
PROCEDURE
1.
PERFORM A ...