On-vehicle Inspection ON-VEHICLE INSPECTION PROCEDURE 1. REMOVE INTEGRATION RELAY 2. INSPECT INTEGRATION RELAY (EFI) NOTICE:
![]() (a) Measure the resistance of the EFI No. 1 fuse. (1) Measure the resistance according to the value(s) in the table below. Standard Resistance:
If the result is not as specified, replace the EFI No. 1 fuse.
3. INSTALL INTEGRATION RELAY |
Toyota Tundra Service Manual > Lane Departure Alert System: Lost Communication with Yaw Rate Sensor Module (U0123,U0126,U0129,U0142,U0155)
DESCRIPTION These DTCs are output when a communication malfunction occurs between the sensors and ECUs. DTC No. Detection Item DTC Detection Condition Trouble Area U0123 Lost Communication with Yaw Rate Sensor Module 3 seconds after the ignition switch is turned to ON, the vehicle is being driven at ...