DESCRIPTION
DTC B1795 is stored when a malfunction is detected in the occupant detection ECU.
DTC No. |
Detection Item |
DTC Detection Condition |
Trouble Area |
---|---|---|---|
B1795 |
Occupant Classification ECU Malfunction |
Occupant detection ECU malfunction |
Occupant detection ECU |
CAUTION / NOTICE / HINT
NOTICE:
After turning the ignition switch off, waiting time may be required before disconnecting the cable from the negative (-) battery terminal. Therefore, make sure to read the disconnecting the cable from the negative (-) battery terminal notices before proceeding with work.
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HINT:
When DTC B1650/32 is stored as a result of troubleshooting for the airbag system, check the DTCs stored in the occupant detection ECU. When DTC B1795 is output, perform troubleshooting for this DTC first.
PROCEDURE
1. |
CHECK DTC |
(a) Clear the DTCs stored in the occupant detection ECU.
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Body Electrical > Occupant Detection > Clear DTCs(b) Clear the DTCs stored in the airbag sensor assembly.
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Body Electrical > SRS Airbag > Clear DTCs(c) Turn the ignition switch off.
(d) Turn the ignition switch to ON, and wait for at least 10 seconds.
(e) Check for DTCs.
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Body Electrical > Occupant Detection > Trouble CodesOK:
DTC B1795 is not output.
HINT:
Codes other than DTC B1795 may be output at this time, but they are not related to this check.
(f) Turn the ignition switch off.
OK |
USE SIMULATION METHOD TO CHECK |
|
2. |
REPLACE OCCUPANT DETECTION ECU |
(a) Turn the ignition switch off.
(b) Disconnect the cable from the negative (-) battery terminal.
(c) Replace the occupant detection ECU.
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(d) Connect the cable to the negative (-) battery terminal.
|
3. |
PERFORM ZERO POINT CALIBRATION |
(a) Using the Techstream, perform Zero Point Calibration.
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Body Electrical > Occupant Detection > Utility
Tester Display |
---|
Zero Point Calibration |
NEXT |
END |
Toyota CH-R Service Manual > Audio And Visual System(for Radio Receiver Type): Microphone Circuit between Microphone and Radio Receiver
DESCRIPTION
The radio receiver assembly and map light assembly (telephone microphone assembly)
are connected to each other using the microphone connection detection signal lines.
Using this circuit, the radio receiver assembly sends power to the map light
assembly (telephone microphone assembl ...
Toyota CH-R Service Manual > Lighting (ext): Headlight Leveling Switch
Components
COMPONENTS
ILLUSTRATION
*1
HEADLIGHT LEVELING SWITCH
*2
INSTRUMENT CLUSTER FINISH PANEL SUB-ASSEMBLY
Removal
REMOVAL
PROCEDURE
1. REMOVE INSTRUMENT CLUSTER FINISH PANEL SUB-ASSEMBLY
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2. REMOVE HEADLIGHT LE ...