DESCRIPTION
Detection Item |
Symptom |
Trouble Area |
---|---|---|
ECM Communication Stop Mode |
Any of the following conditions are met:
|
|
WIRING DIAGRAM
CAUTION / NOTICE / HINT
NOTICE:
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DTC check procedure: Turn the blind spot monitor system on using the blind spot monitor main switch (ON/OFF switch), turn the cruise control main switch on, turn the LDA main switch on and then drive the vehicle at a speed of 60 km/h (37 mph) or more for approximately 5 minutes or more.
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Click here
HINT:
PROCEDURE
1. |
CHECK FOR OPEN IN CAN BUS LINES (ECM MAIN LINE) |
(a) Disconnect the cable from the negative (-) battery terminal.
(b) Disconnect the ECM connector.
(c) Measure the resistance according to the value(s) in the table below. Standard Resistance:
|
|
NG |
REPAIR OR REPLACE CAN MAIN BUS LINES OR CONNECTOR (ECM) |
|
2. |
CHECK ECM POWER SOURCE CIRCUIT |
(a) Check the ECM power source circuit.
OK |
REPLACE ECM |
NG |
REPAIR OR REPLACE HARNESS OR CONNECTOR (POWER SOURCE CIRCUIT) |
Toyota CH-R Service Manual > Air Conditioning System(for Automatic Air Conditioning System With Side-mounted
Air Conditioner Pressure Sensor): Communication Malfunction (Bus Ic) (B1497)
DESCRIPTION
The air conditioning harness assembly connects the air conditioning amplifier
assembly and the servo motors. The air conditioning amplifier assembly supplies
power and sends operation instructions to each servo motor through the air conditioning
harness assembly. Each servo motor ...
Toyota CH-R Service Manual > Audio And Visual System(for Radio Receiver Type): CD cannot be Ejected
PROCEDURE
1.
CHECK OPERATION
(a) Press the CD eject switch of the radio receiver assembly for 5 seconds or
more and check that the CD is ejected.
OK:
CD is ejected.
NG
REPLACE RADIO RECEIVER ASSEMBLY
OK
...