On-vehicle Inspection ON-VEHICLE INSPECTION PROCEDURE 1. REMOVE V-BANK COVER SUB-ASSEMBLY 2. INSPECT VACUUM SWITCHING VALVE ASSEMBLY (for ACIS) (a) Disconnect the vacuum switching valve connector.
(c) Check the vacuum switching valve operation.
(3) When applying a vacuum to port F, check that air is sucked into port E. If the result is not as specified, replace the vacuum switching valve assembly. (d) Connect the vacuum switching valve connector. 3. INSTALL V-BANK COVER SUB-ASSEMBLY |
Toyota Tundra Service Manual > Lighting System: Headlight Dimmer Switch Circuit
DESCRIPTION The main body ECU (multiplex network body ECU) receives the following signals: Light control switch in off*1, DRL-Off*2, tail, head or Auto position Headlight dimmer switch in high, low or high flash (pass) position Fog light switch front position*3 *1: w/o DRL Off Switch *2: w/ DRL Off ...