Toyota CH-R Service Manual > Smart Key System(for Start Function): Ignition Hold Monitor Malfunction (B2271)
DESCRIPTION
This DTC is stored when a malfunction in the IG circuit or IG hold circuit of
the certification ECU (smart key ECU assembly) is detected.
DTC No.
Detection Item
DTC Detection Condition
Trouble Area
Note
B2271
...
Toyota CH-R Service Manual > Vehicle Stability Control System: Steering Angle Sensor Initialization Incomplete (C1439,C1445)
DESCRIPTION
The skid control ECU (brake actuator assembly) acquires the steering angle sensor
zero point every time the ignition switch is turned to ON and the vehicle is driven
at 50 km/h (31 mph) or more for approximately 30 seconds. The ECU also stores previous
zero points.
DTC ...