SYSTEM DIAGRAM 1. SECONDARY AIR INJECTION CONTROL SYSTEM DIAGRAM  2. SECONDARY AIR INJECTION SYSTEM WIRING DIAGRAM 
 3. EGR CONTROL SYSTEM DIAGRAM  4. EGR CONTROL SYSTEM WIRING DIAGRAM 
 5. EVAP CONTROL SYSTEM DIAGRAM  Text in Illustration
6. EVAP CONTROL SYSTEM WIRING DIAGRAM  |
Toyota Tundra Service Manual > Air Conditioning System(for Automatic Air Conditioning System): Air Inlet Damper Control Servo Motor Circuit (B1442/42)
DESCRIPTION The air inlet damper servo motor sends pulse signals to inform the air conditioning amplifier of the damper position. The air conditioning amplifier activates the motor (normal, reverse) based on the signals to move the air inlet damper to any position, which controls the intake air sett ...
