Cleaning and protecting the vehicle interior
Maintenance requirementsPower Supply Drive Circuit (C1257)
DESCRIPTION
The motor relay (semiconductor relay) is built into the hydraulic brake booster
and drives the pump motor based on a signal from the skid control ECU (master cylinder
solenoid).
DTC No.
DTC Detecting Condition
Trouble Areas
C1257
...
Power Source Mode does not Change to ON (IG)
DESCRIPTION
If the engine switch is pressed with the electrical key transmitter sub-assembly
in the cabin, the certification ECU (smart key ECU assembly) receives a signal and
changes the power source mode.
HINT:
When the cable is disconnected and reconnected to the negative (-) battery termi ...
Disposal
DISPOSAL
CAUTION / NOTICE / HINT
CAUTION:
Before performing pre-disposal deployment of any SRS part, review and closely
follow all applicable environmental and hazardous material regulations. Predisposal
deployment may be considered hazardous material treatment.
PROCEDURE
1. PRECAUTION
...