DTC B2741, C2768, U2516SM2445164
DTC B2741, C2768, U2516

id040200886700

DTC
B2741, C2768, U2516
Combined sensor system
DETECTION CONDITION
• B2741
― Sensor malfunction signal from combined sensor is detected continuously for 100 ms.
― Type of combined sensor is different from specification, or not within set range.
• C2768
― Signal which indicates combined sensor is under initialization is transmitted from combined sensor.
• U2516
― Number of signal transmission from combined sensor is wrong.
― Check sum error is detected in CAN communication signal between combined sensor.
POSSIBLE CAUSE
• Combined sensor malfunction

Diagnostic procedure

STEP

INSPECTION

ACTION
1
PERFORM COMBINED SENSOR INITIALIZATION
• Perform the combined sensor initialization using the M-MDS. (See DSC SENSOR INITIALIZATION PROCEDURE.)
After the initialization procedure for the combined sensor has been completed, go to the next step.
2
VERIFY THAT SAME DTC IS NOT PRESENT
• Clear the DTCs from the memory. (See ON-BOARD DIAGNOSIS.)
• Are the same DTCs present?
Yes
Repeat the inspection from Step 1.
If the malfunction recurs, replace the combined sensor.
(See COMBINED SENSOR REMOVAL/INSTALLATION [MTX].)
(See COMBINED SENSOR REMOVAL/INSTALLATION [ATX].)
No
Go to the next step.
3
VERIFY THAT NO OTHER DTCS ARE PRESENT
• Are any other DTCs output?
Yes
Go to the applicable DTC inspection.
(See ON-BOARD DIAGNOSIS.)
No
DTC troubleshooting completed.