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 > Audio And Visual System(for Radio And Display Type): Reverse Signal Circuit
DESCRIPTION
The radio and display receiver assembly receives a reverse signal from the park/neutral
position switch.
WIRING DIAGRAM
PROCEDURE
1.
CHECK BACK-UP LIGHT
(a) Move the shift lever to R and check if the back-up lights come on.
OK:
The back-up ligh ...
Toyota CH-R Service Manual > Power Window Control System: Power Window Motor Malfunction (B2311)
DESCRIPTION
The power window regulator motor assemblies are operated by the multiplex network
master switch assembly, power window regulator switch assembly or rear power window
regulator switch assemblies. The power window regulator motor assemblies have motor,
regulator and ECU functions.
...