DESCRIPTION
WIRING DIAGRAM
PROCEDURE
1. |
READ VALUE USING TECHSTREAM (SECURITY COURTESY SWITCH) |
(a) Using the Techstream, read the Data List (See page ).
Tester Display |
Measurement Item/Range |
Normal Condition |
Diagnostic Note |
---|---|---|---|
Hood Courtesy SW |
Security courtesy switch / ON or OFF |
ON: Engine hood open OFF: Engine hood closed |
- |
OK:
ON (engine hood open) and OFF (engine hood closed) appear on screen according to condition of engine hood.
OK |
PROCEED TO NEXT SUSPECTED AREA SHOWN IN PROBLEM SYMPTOMS TABLE |
|
2. |
INSPECT SECURITY COURTESY SWITCH |
(a) Disconnect the A19 switch connector. |
|
(b) Measure the resistance according to the value(s) in the table below.
Standard Resistance:
Tester Connection |
Condition |
Specified Condition |
---|---|---|
1 (GRD) - 2 (CTYH) |
Unlock position |
Below 1 Ω |
1 (GRD) - 2 (CTYH) |
Lock position |
10 kΩ or higher |
NG |
REPLACE SECURITY COURTESY SWITCH |
|
3. |
CHECK HARNESS AND CONNECTOR (SECURITY COURTESY SWITCH - MAIN BODY ECU AND BODY GROUND) |
(a) Disconnect the A19 switch connector.
(b) Remove the main body ECU (See page ).
(c) Measure the resistance according to the value(s) in the table below.
Standard Resistance:
Tester Connection |
Condition |
Specified Condition |
---|---|---|
A19-2 (CTYH) - A-20 (HCTY) |
Always |
Below 1 Ω |
A19-1 (GRD) - Body ground |
Always |
Below 1 Ω |
A19-2 (CTYH) or A-20 (HCTY) - Body ground |
Always |
10 kΩ or higher |
OK |
REPLACE MAIN BODY ECU (MULTIPLEX NETWORK BODY ECU) |
NG |
REPAIR OR REPLACE HARNESS OR CONNECTOR |
TRAC OFF Indicator Light does not Come ON
DESCRIPTION
Refer to TRAC OFF Indicator Light Remains ON (See page
).
WIRING DIAGRAM
Refer to TRAC OFF Indicator Light Remains ON (See page
).
CAUTION / NOTICE / HINT
NOTICE:
When replacing the master cylinder solenoid, perform calibration (See page
...
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 ...