SYSTEM DIAGRAM

Precaution
System DescriptionToyota CH-R Service Manual > Immobiliser System(w/o Smart Key System): Terminals Of Ecu
TERMINALS OF ECU
CHECK TRANSPONDER KEY ECU ASSEMBLY
(a) Disconnect the F22 transponder key ECU assembly connector.
(b) Measure the resistance and voltage according to the value(s) in the table
below.
HINT:
Measure the values on the wire harness side with the connector disconnected.
...
Toyota CH-R Service Manual > Steering Lock System: System Description
SYSTEM DESCRIPTION
UNLOCK OPERATION CONDITIONS FOR STEERING LOCK
(a) When the following condition is met, the unlock operation is performed.
The engine switch is on (ACC) or on (IG).
HINT:
When the engine switch is turned on (ACC) or on (IG) and the key and
certification ECU (sma ...