ComponentsToyota CH-R Service Manual > Smart Key System(for Entry Function): Entry Exterior Alarm and Answer-back Buzzer do not Sound
DESCRIPTION
The smart key system (for Entry Function) uses the wireless door lock buzzer
to perform various vehicle exterior warnings. When the conditions of each warning
are met, the certification ECU (smart key ECU assembly) sends a buzzer activation
request signal to the main body ECU (mul ...
Toyota 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.
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