Lexus ES: Lost Communication between Hybrid Powertrain Control Module and Active Grille Air Shutter Missing Message (U129387)
DESCRIPTION
This DTC is stored if a communication malfunction occurs between the hybrid vehicle control ECU and swing grille actuator assembly.
DTC No. | Detection Item | DTC Detection Condition | Trouble Area |
U129387 | Lost Communication between Hybrid Powertrain Control Module and Active Grille Air Shutter Missing Message | CAN communication malfunction between the hybrid vehicle control ECU and swing grille actuator assembly. (1 trip detection logic*) | -
CAN communication system
-
Swing grille actuator assembly
-
Radiator shutter sub-assembly
|
-
*: This malfunction is only detected when the power switch is on (IG).
PROCEDURE
(a) Check for DTCs.
Powertrain > Engine > Trouble Codes
NEXT | | GO TO CAN COMMUNICATION SYSTEM |
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