Toyota Corolla Cross: Precaution
PRECAUTION
PRECAUTION FOR POWER DISTRIBUTION BOX ASSEMBLY
(a) Do not remove or install the power distribution box assembly with the negative (-) auxiliary battery terminal connected.
NOTICE:
- After the ignition switch is turned off, there may be a waiting time before
disconnecting the negative (-) auxiliary battery terminal.
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- When disconnecting and reconnecting the auxiliary battery.
HINT:
When disconnecting and reconnecting the auxiliary battery, there is an automatic learning function that completes learning when the respective system is used.
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(b) Make sure that the power distribution box assembly is not exposed to water, as it is not waterproof.
(c) Some loads are connected to circuits with dedicated overcurrent protection. Therefore, do not use parts other than those specified for the vehicle.
(d) When replacing the power distribution box assembly, the system may not operate normally if the same part number is not used.
(e) Confirm that all related systems are operating normally before proceeding with troubleshooting.
READ NEXT:
Parts Location
PARTS LOCATION
ILLUSTRATION
*1
for HEV Model
-
-
*3
NO. 1 ENGINE ROOM RELAY BLOCK
- INP STD NO. 1
- INP STD NO. 2
-
System Diagram
SYSTEM DIAGRAM
System Description
SYSTEM DESCRIPTION
LOAD OPERATION OUTPUT
(a) Load is turned on or off according to the operation signals and switch signals
from each ECU.
Components
Power Distribution Box
SEE MORE:
Stop & Start system
The Stop & Start system
stops and starts the engine
according to brake pedal or
shift lever operation when
the vehicle is stopped, such
as at a stoplight, intersection,
etc., in order to
improve fuel economy and
reduce noise pollution
caused by the engine idling.
Stop & Start system operatio
Lost Communication with Steering Angle Sensor Module Missing Message (U012687,U012987,U014087,U015587,U024187)
DESCRIPTION These DTCs are stored if a CAN communication malfunction occurs between the headlight ECU sub-assembly RH and other ECUs.
DTC No. Detection Item
DTC Detection Condition Trouble Area
U012687 Lost Communication with Steering Angle Sensor Module Missing Message
Th
