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 > Rear View Monitor System: Back Camera Disconnected (C1622)
DESCRIPTION
This DTC is stored if the radio and display receiver assembly judges that the
signals or signal lines between the radio and display receiver assembly and the
rear television camera assembly are not normal as a result of its self check.
DTC No.
Detection Item
...
Toyota CH-R Service Manual > Power Door Lock Control System: Improper Operation
DESCRIPTION
In cases where doors locked (lock) by themselves even though a door lock operation
was not performed, possible causes include vehicle-side malfunction, environmental
malfunction, or operation by the customer (including other passengers in the vehicle).
By using the operation histo ...