REASSEMBLY CAUTION / NOTICE / HINT HINT:
PROCEDURE 1. INSTALL FOG LIGHT BULB 
(a) Turn the fog light bulb in the direction indicated by the arrow in the illustration to install it to the fog light assembly LH. |
Toyota Tundra Service Manual > Forward Recognition Camera System: Lost Communication with ECM / PCM "A" (U0100,U0101,U0123,U0126,U0129,U0142,U0155)
DESCRIPTION When a malfunction is detected between various ECUs and sensors, these DTCs are stored. DTC No. Detection Item DTC Detection Condition Trouble Area U0100 Lost Communication with ECM / PCM "A" After the ignition switch is turned to ON for 3 seconds or more, when the vehicle is being drive ...
