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 inspection procedure.
PROCEDURE
1. |
CHECK HARNESS AND CONNECTOR (CLEARANCE WARNING ECU ASSEMBLY POWER SOURCE) |
(a) Disconnect the D79 clearance warning ECU assembly connector.
(b) Measure the voltage according to the value(s) is the table below.
Standard Voltage:
Tester Connection |
Condition |
Specified Condition |
---|---|---|
D79-1 (IG) - Body ground |
Engine switch on (IG) |
11 to 14 V |
D79-1 (IG) - Body ground |
Engine switch off |
Below 1 V |
NG | ![]() |
REPAIR OR REPLACE HARNESS OR CONNECTOR |
|
2. |
CHECK HARNESS AND CONNECTOR (CLEARANCE WARNING ECU ASSEMBLY - BODY GROUND) |
(a) Measure the resistance according to the value(s) in the table below.
Standard Resistance:
Tester Connection |
Condition |
Specified Condition |
---|---|---|
D79-30 (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 |
System Description
SYSTEM DESCRIPTION
1. FRONT POWER SEAT CONTROL SYSTEM DESCRIPTION
The driver seat is equipped with slide, reclining, lifter, front vertical and
lumbar support adjustment functions.
2. FUNCTION OF MAIN COMPONENTS
The following functions are available:
...
How To Proceed With Troubleshooting
CAUTION / NOTICE / HINT
HINT:
Use the following procedure to troubleshoot the window defogger system.
*: Use the Techstream.
PROCEDURE
1.
VEHICLE BROUGHT TO WORKSHOP
NEXT
...
Reassembly
REASSEMBLY
CAUTION / NOTICE / HINT
HINT:
Perform "Inspection After Repair" after replacing the cylinder head sub-assembly
(See page ).
PROCEDURE
1. INSTALL SPARK PLUG TUBE
HINT:
When using a new cylinder head, the spark plug tubes must be r ...