DESCRIPTION
This circuit provides power to operate the clearance warning ECU assembly.
WIRING DIAGRAM
CAUTION / NOTICE / HINT
NOTICE:
Inspect the fuses for circuits related to this system before performing the following procedure.
PROCEDURE
1. |
CHECK HARNESS AND CONNECTOR (CLEARANCE WARNING ECU ASSEMBLY POWER SOURCE) |
(a) Disconnect the I24 clearance warning ECU assembly connector.
(b) Measure the voltage according to the value(s) in the table below.
(1) for HEV Model:
Standard Voltage:
Tester Connection |
Switch Condition |
Specified Condition |
---|---|---|
I24-1 (IG) - Body ground |
Ignition switch ON |
11 to 14 V |
I24-1 (IG) - Body ground |
Ignition switch off |
Below 1 V |
(2) for Gasoline model:
Standard Voltage:
Tester Connection |
Switch Condition |
Specified Condition |
---|---|---|
I24-1 (IG) - Body ground |
Ignition switch ON |
10.5 to 16 V |
I24-1 (IG) - Body ground |
Ignition switch off |
Below 1 V |
Result |
Proceed to |
---|---|
OK |
A |
NG (for HEV Model) |
B |
NG (for Gasoline Model) |
C |
B |
REPAIR OR REPLACE HARNESS OR CONNECTOR |
C |
GO TO STOP AND START SYSTEM |
|
2. |
CHECK HARNESS AND CONNECTOR (CLEARANCE WARNING ECU ASSEMBLY - BODY GROUND) |
(a) Measure the voltage according to the value(s) in the table below.
Standard Resistance:
Tester Connection |
Condition |
Specified Condition |
---|---|---|
I24-31 (E) - Body ground |
Always |
Below 1 Ω |
OK |
PROCEED TO NEXT SUSPECTED AREA SHOWN IN PROBLEM SYMPTOMS TABLE |
NG |
REPAIR OR REPLACE HARNESS OR CONNECTOR |