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DTC B2212 OCM internal error
 
 
 
 
DTC SET CONDITION
occupant classification-ECU stores DTC B2212 when it determines itself to be in abnormal status.
 
 
TECHNICAL DESCRIPTION (COMMENT)
occupant classification-ECU determines that the abnormality is present, if the data abnormality is found when the turn on the power supply mode of the electric motor switch and then EEPROM is written.
 
 
TROUBLESHOOTING HINTS
Malfunction of occupant classification-ECU
 
 
DIAGNOSIS
Recheck for DTC.
Check again if the DTC is set to the occupant classification-ECU.
(1)
cautionTo prevent damage to scan tool (M.U.T.-IIISE), always turn off the power supply mode of the electric motor switch before connecting or disconnecting scan tool (M.U.T.-IIISE).
Connect scan tool (M.U.T.-IIISE) to the data link connector.
(2) Erase the DTC.
(3) Turn on the power supply mode of the electric motor switch.
(4) Check if DTC is set.
(5) Turn off the power supply mode of the electric motor switch.
Is the DTC set?
Replace the front seat cushion cover and pad assembly.
The trouble can be an intermittent malfunction (Refer to GROUP 00 - How to use Troubleshooting/inspection Service Points - How to Cope with Intermittent Malfunction ).