Replacement
ComponentsEngine does not Start but Initial Combustion Occurs
DESCRIPTION
If the key ID codes of the key and transponder key ECU assembly match, the engine
immobiliser system is unset and the engine start permission signal is sent to the
ECM. When the ID codes of the transponder key ECU assembly and ECM match, the engine
starts.
WIRING DIAGRAM
CAUTI ...
Power 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
...
Reassembly
REASSEMBLY
PROCEDURE
1. INSTALL MASTER CYLINDER RESERVOIR GROMMET
(a) Apply lithium soap base glycol grease to 2 new grommets.
(b) Install the 2 grommets onto the brake master cylinder reservoir.
2. INSTALL BRAKE MASTER CYLINDER RESERVOIR ASSEMBLY
(a) Install the brake master cylinder reservoi ...