SYSTEM DIAGRAM
Parts Location
System DescriptionEngine Speed Signal Error (Test Mode DTC) (C2194/94)
DESCRIPTION
The tire pressure warning ECU receives an engine speed signal from the ECM. This
DTC is stored upon entering signal check mode (test mode), and cleared when an engine
speed signal of 1000 rpm is detected for 3 seconds or more. This DTC is outp ...
Terminals Of Ecu
TERMINALS OF ECU
1. CHECK MAIN BODY ECU (DRIVER SIDE JUNCTION BLOCK ASSEMBLY)
(a) Disconnect the 2A and 2F main body ECU (driver side junction block assembly)
connectors.
(b) Measure the voltage and resistance according to the value(s) in the table
be ...
Entry Interior Alarm does not Sound
DESCRIPTION
The smart key system uses the combination meter buzzer to perform various vehicle
interior warnings. When the conditions for each warning are met, the certification
ECU (smart key ECU assembly) sends a buzzer signal to the combination meter as ...