Description
The main body ecu receives lock / unlock switch signals and activates the door lock motor accordingly.
Wiring diagram

Inspection procedure

Ok: doors can lock / unlock


Ok: when the door lock is operating, the intelligent tester should display as shown in the table.


Ok 
Standard resistance 


Standard resistance 

Replace instrument panel junction block (main body ecu)
All doors cannot be locked / unlocked simultaneously
Only passenger door lock / unlock functions do not operateBrake Hold
The brake hold system
keeps the brake applied
when the shift lever is in D,
S or N with the system on
and the brake pedal has
been depressed to stop the
vehicle. The system
releases the brake when the
accelerator pedal is
depressed with the shift
lever in D or S to allow
smooth start off.
Enabling t ...
Disassembly
Remove magnetic switch assembly
Remove the nut and disconnect the lead wire from
the magnetic switch.
Remove the 2 screws holding the magnetic switch
to the starter drive housing.
Remove the magnetic switch.
Remove the return spring and plunger from the
starter drive hou ...
Diagnosis system
Description
The center airbag sensor controls the functions of the
supplemental restraint system (srs) on the vehicle.
Data of the srs can be read in the data link connector
3 (dlc3) of the vehicle. When the system seems to be
malfunctioning, use the intelligent tester to check for a
ma ...