DESCRIPTION
Detection Item |
Symptom |
Trouble Area |
---|---|---|
Restraints Occupant Classification System Module Communication Stop Mode |
Any of the following conditions are met:
|
|
WIRING DIAGRAM
CAUTION / NOTICE / HINT
NOTICE:
Click here
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DTC check procedure: Turn the ignition switch to ON and wait at least approximately 8 seconds.
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HINT:
PROCEDURE
1. |
CHECK FOR OPEN IN CAN BUS LINES (OCCUPANT DETECTION ECU BRANCH LINE) |
(a) Disconnect the cable from the negative (-) battery terminal.
(b) Disconnect the occupant detection ECU connector. |
|
(c) Measure the resistance according to the value(s) in the table below.
Standard Resistance:
Tester Connection |
Condition |
Specified Condition |
---|---|---|
Y6-5 (CANH) - Y6-4 (CANL) |
Cable disconnected from negative (-) battery terminal |
54 to 69 Ω |
NG | ![]() |
REPAIR OR REPLACE CAN BRANCH LINES OR CONNECTOR (OCCUPANT DETECTION ECU) |
|
2. |
CHECK HARNESS AND CONNECTOR (POWER SOURCE CIRCUIT) |
(a) Measure the resistance according to the value(s) in the table below. Standard Resistance:
|
|
(b) Reconnect the cable to the negative (-) battery terminal.
(c) Measure the voltage according to the value(s) in the table below.
Standard Voltage:
Tester Connection |
Switch Condition |
Specified Condition |
---|---|---|
Y6-6 (IG2) - Body ground |
Ignition switch ON |
11 to 14 V |
OK | ![]() |
REPLACE OCCUPANT DETECTION ECU |
NG | ![]() |
REPAIR OR REPLACE HARNESS OR CONNECTOR (POWER SOURCE CIRCUIT) |
Toyota CH-R Service Manual > Steering Lock System: System Description
SYSTEM DESCRIPTION
UNLOCK OPERATION CONDITIONS FOR STEERING LOCK
(a) When the following condition is met, the unlock operation is performed.
The engine switch is on (ACC) or on (IG).
HINT:
When the engine switch is turned on (ACC) or on (IG) and the key and
certification ECU (sma ...
Toyota CH-R Service Manual > Air Conditioning System(for Automatic Air Conditioning System With Top-mounted
Air Conditioner Pressure Sensor): System Description
SYSTEM DESCRIPTION
GENERAL
The air conditioning system has the following controls.
Control
Outline
Neural Network Control
This control is capable of performing complex control by artificially
simulating the information processing method of the ...