DESCRIPTION
This is the power source for the tire pressure warning ECU.
WIRING DIAGRAM
CAUTION / NOTICE / HINT
NOTICE:
PROCEDURE
1. |
CHECK HARNESS AND CONNECTOR (ECU - BATTERY) |
(a) Disconnect the F7 ECU connector. |
|
(b) Measure the voltage according to the value(s) in the table below.
Standard Voltage:
Tester Connection |
Switch Condition |
Specified Condition |
---|---|---|
F7-7 (IG) - Body ground |
Ignition switch ON |
11 to 14 V |
Ignition switch off |
Below 1 V |
*a |
Front view of wire harness connector (to Tire Pressure Warning ECU) |
NG |
REPAIR OR REPLACE HARNESS OR CONNECTOR |
|
2. |
CHECK HARNESS AND CONNECTOR (ECU - BODY GROUND) |
(a) Disconnect the F7 ECU connector. |
|
(b) Measure the resistance according to the value(s) in the table below.
Standard Resistance:
Tester Connection |
Condition |
Specified Condition |
---|---|---|
F7-9 (GND) - Body ground |
Always |
Below 1 Ω |
*a |
Front view of wire harness connector (to Tire Pressure Warning ECU) |
OK |
REPLACE TIRE PRESSURE WARNING ECU |
NG |
REPAIR OR REPLACE HARNESS OR CONNECTOR |
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 ...
Back Door Power Window ECU Inner Motor Failure (B2311)
DESCRIPTION
The power window regulator motor is operated by the back door power window regulator
switch. The back power window regulator motor assembly has motor and ECU functions.
This DTC is stored when the back door power window regulator motor assembly ...