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 > Occupant Classification System: Rear Occupant Classification Sensor LH Collision Detection (B1787)
DESCRIPTION
DTC B1787 is stored when the occupant detection ECU receives a collision detection
signal sent by the rear in weight detection sensor sub-assembly in the case of an
accident.
DTC B1787 is also stored when the front seat assembly RH is subjected to a strong
impact, even if an actu ...
Toyota CH-R Service Manual > Rear Wiper Motor: Components
COMPONENTS
ILLUSTRATION
*1
BACK DOOR SIDE GARNISH LH
*2
BACK DOOR SIDE GARNISH RH
*3
BACK DOOR TRIM PANEL ASSEMBLY
*4
BACK DOOR TRIM UPPER PANEL ASSEMBLY
ILLUSTRATION
*1
...