CAUTION / NOTICE / HINT
HINT:
*: Use the Techstream.
PROCEDURE
1. |
VEHICLE BROUGHT TO WORKSHOP |
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2. |
CUSTOMER PROBLEM ANALYSIS |
Click here
(a) Confirm problem symptoms.
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3. |
CHECK CAN COMMUNICATION SYSTEM* |
Click here
Result |
Proceed to |
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DTCs not output |
A |
DTCs output |
B |
B | ![]() |
CHECK CAN COMMUNICATION CIRCUIT |
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4. |
WARNING LIGHT CHECK |
Click here
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5. |
CHECK CHECK (Present and Past DTCs)* |
Click here
Result |
Proceed to |
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DTCs output |
A |
DTCs not output |
B |
B | ![]() |
PROBLEM SYMPTOMS TABLE |
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6. |
DTC CHART |
Click here
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7. |
CIRCUIT INSPECTION |
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8. |
REPAIR OR REPLACEMENT |
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9. |
DTC CLEARANCE (Present and Past DTCs)* |
Click here
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10. |
DTC CHECK* |
Click here
Result |
Proceed to |
---|---|
DTCs not output |
A |
DTCs output |
B |
B | ![]() |
DIAGNOSTIC TROUBLE CODE CHART |
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11. |
CONFIRMATION TEST |
NEXT | ![]() |
END |
Problem Symptoms Table
PROBLEM SYMPTOMS TABLE
HINT:
Use the table below to help determine the cause of problem symptoms.
If multiple suspected areas are listed, the potential causes of the symptoms
are listed in order of probability in the "Suspected Area" column of the
table. Check each sy ...
Front Occupant Classification Sensor RH Circuit Malfunction (B1781)
DESCRIPTION
The front occupant classification sensor RH circuit consists of the occupant
detection ECU and the front occupant classification sensor RH.
DTC B1781 is set when a malfunction is detected in the front occupant classification
sensor RH circuit.
DTC No.
DTC Det ...
Fail-safe Chart
FAIL-SAFE CHART
1. FAIL-SAFE FUNCTION
(a) When communication fails in any of the CAN bus lines (communication lines),
a fail-safe function(s) will operate. The fail-safe function that is specified for
each system operates to prevent those systems from malfunctioning.
(b) The following table s ...