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 |
Toyota CH-R Service Manual > Occupant Classification System: Diagnosis System
DIAGNOSIS SYSTEM
CHECK DLC3
(a) Check the DLC3.
Click here
FUNCTION OF PASSENGER AIRBAG ON/OFF INDICATOR
(a) Initial check
(1) Turn the ignition switch to ON.
(2) The passenger airbag ON/OFF indicator comes on for approximately 4 seconds,
then goes off for approximately 2 seconds.
(3) Ap ...
Toyota CH-R Service Manual > Navigation System: Microphone Circuit
DESCRIPTION
The radio and display receiver assembly, map light assembly and telephone microphone
assembly are connected to each other using the microphone connection detection signal
lines.
Using this circuit, the DCM (telematics transceiver) sends power to the map light
assembly and telepho ...