TERMINALS OF ECM
CHECK ECM
HINT:
The standard normal voltage between each pair of ECM terminals is shown in the table below. The appropriate conditions for checking each pair of terminals are also indicated. The result of checks should be compared with the standard normal voltage for that pair of terminals, displayed in the Specified Condition column. The illustration above can be used as a reference to identify the ECM terminal locations.
|
Terminal No. (Symbol) |
Wiring Color |
Terminal Description |
Condition |
Specified Condition |
|---|---|---|---|---|
|
C63-59 (E1) - Body ground |
W-B - Body ground |
Ground |
Always |
Below 1 Ω |
|
A38-1 (BATT) - C63-59 (E1) |
R - W-B |
Battery (for measuring battery voltage and for ECM memory) |
Always |
11 to 14 V |
|
C63-61 (LIN) - Body ground |
B - Body ground |
LIN communication line |
Ignition switch off (while LIN communication is stopped) |
10 kΩ or higher |
Problem Symptoms Table
Diagnosis SystemToyota CH-R Service Manual > Electric Parking Brake System: Electric Parking Brake AUTO Indicator Light Circuit
DESCRIPTION
Pulling the electric parking brake switch to the lock side for 5 seconds or more
changes the AUTO function (shift-linked function) to ON, and an AUTO Mode ON message
is displayed on the multi-information display in the combination meter.
Pressing the electric parking brake switch t ...
Toyota CH-R Service Manual > Toyota Entune System: Confirm Cellular Phone Functionality
PROCEDURE
1.
CHECK CUSTOMER'S CELLULAR PHONE COMPATIBILITY
(a) Check if the cellular phone is compatible (Refer to http://www.toyota.com/Entune/).
Result
Proceed to
Cellular phone is compatible.
A
...