Toyota Corolla Cross: Transponder Key Ecu

 Engine Coolant Pump Overspeed (P26CE37)

DESCRIPTION Refer to DTC P26CA12. Click here DTC No. Detection Item DTC Detection Condition Trouble Area MIL Note P26CE37 Engine Coolant Pump Overspeed The speed of the engine water pump assembly is a certain value or more when an operation request signal is

 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 (multiplex