Clutch Start Cancel Switch
Problem Symptoms TablePower 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
...
Operation Check
OPERATION CHECK
CHECK PRE-COLLISION SYSTEM SETTING
(a) Turn the ignition switch to ON.
(b) Operate the steering pad switch assembly to change the setting of PCS on
the multi-information display to "On" and check that the pre-collision system turns
on.
HINT:
When the ignition switc ...
Inspection
INSPECTION
PROCEDURE
1. INSPECT CYLINDER HEAD SUB-ASSEMBLY
(a) Using a precision straightedge and feeler gauge, measure the warpage of the
contact surfaces where the cylinder head contacts the cylinder block sub-assembly
and manifolds.
Text in Illustration
*a
Intake S ...