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 |
Open in Inside Luggage Compartment Electrical Key Oscillator Circuit (B27A7)
DESCRIPTION
The certification ECU generates a request signal and transmits the signal to
the indoor No. 2 electrical key antenna (inside luggage). The indoor No. 2 electrical
key antenna (inside luggage) detects that the electrical key is inside the vehic ...
Inspection
INSPECTION
PROCEDURE
1. INSPECT HOOD LOCK ASSEMBLY (ENGINE HOOD COURTESY SWITCH)
(a) Measure the resistance according to the value(s) in the table below.
Standard Resistance:
Tester Connection
Condition
Specified Condit ...