DTC CHECK / CLEAR
NOTICE:
CHECK FOR DTC (CERTIFICATION ECU (SMART KEY ECU ASSEMBLY))
HINT:
The steering lock system DTCs are output from the steering lock ECU (steering lock actuator or upper bracket assembly) via the certification ECU (smart key ECU assembly).
(a) Turn the engine switch off.
(b) Connect the Techstream to the DLC3.
(c) Turn the engine switch on (IG).
(d) Turn the Techstream on.
(e) Enter the following menus: Body Electrical / Smart Key / Trouble Codes.
Body Electrical > Smart Key > Trouble Codes(f) Check for DTCs.
CLEAR DTC (CERTIFICATION ECU (SMART KEY ECU ASSEMBLY))
(a) Turn the engine switch off.
(b) Connect the Techstream to the DLC3.
(c) Turn the engine switch on (IG).
(d) Turn the Techstream on.
(e) Enter the following menus: Body Electrical / Smart Key / Trouble Codes.
Body Electrical > Smart Key > Clear DTCs(f) Clear the DTCs.
Toyota CH-R Service Manual > Smart Key System(for Start Function): Power Source Mode does not Change to ON (IG)
DESCRIPTION
If the engine switch is pressed with the electrical key transmitter sub-assembly
in the cabin, the certification ECU (smart key ECU assembly) receives a signal and
changes the power source mode.
Related Data List and Active Test Items
Problem Symptom
Data Lis ...
Toyota CH-R Service Manual > Rear Door Courtesy Switch: Inspection
INSPECTION
PROCEDURE
1. INSPECT REAR DOOR COURTESY LIGHT SWITCH ASSEMBLY
(a) Check the resistance.
(1) Measure the resistance according to the value(s) in the table below.
Standard Resistance:
Tester Connection
Condition
Spec ...