Diagnosis Procedure
1.CHECK START
Check front and rear brake force distribution using a brake tester.
2.CHECK FRONT AND REAR AXLE
Make sure that there is no excessive play in the front and rear axles.
3.CHECK WHEEL SENSOR AND SENSOR ROTOR
Check the following:
4.CHECK ABS WARNING LAMP DISPLAY
Make sure that the ABS warning lamp is turned off after the ignition switch is turned ON or when driving.
VDC/TCS/ABS
Unexpected pedal reactionStop lamp
Wiring Diagram
...
P1612 chain of ECM-IMMU
Description
BCM performs the ID verification with ECM that allows the
engine to start. Start the engine if the ID is OK.
ECM prevents the engine from starting if the ID is not registered. BCM starts
the communication with ECM if
ignition switch is turned ON.
DTC Logic
DTC DETECTION LOGIC ...
B1017 - B1022 occupant classification system
Description
DTC B1017 - B1022 OCCUPANT CLASSIFICATION SYSTEM (OCS)
The occupant classification system control unit is wired to the air bag
diagnosis sensor unit. The air bag diagnosissensor unit will monitor the
occupant classification system for control unit and sensor mat failures and
inter ...