FixVault
Home › Acura › 2004 › TL Automatic › Repair and Diagnosis › Transmission › Automatic Trans › Automatic Transmission › A/T Gear Position Indicator › Transmission Range Switch Test

Transmission Range Switch Test

  1. Remove the transmission range switch harness connector (A) from the connector bracket (B), then disconnect the connector.
    Fig 1: Removing Transmission Range Switch Harness Connector (A) From Connector Bracket (B)
    G03660701Courtesy of AMERICAN HONDA MOTOR CO., INC.
  2. Check for continuity between terminals at the harness connector. There should be continuity between the terminals in the table for each switch position.
    • If the continuity is as shown, the switch is OK.
    • If the continuity is not as shown, go to step 3.

    2004-2005 models 

    Fig 2: Gear Position And Terminal Continuity Table (2004-2005 Models)
    G03660702Courtesy of AMERICAN HONDA MOTOR CO., INC.

    2006 model 

    Fig 3: Gear Position And Terminal Continuity Table (2006 Model)
    G03660703Courtesy of AMERICAN HONDA MOTOR CO., INC.
  3. If the continuity between any of the terminals is incorrect, remove the transmission range switch cover, and disconnect the connector at the switch.
    Fig 4: Removing Transmission Range Switch Connector
    G03660704Courtesy of AMERICAN HONDA MOTOR CO., INC.
  4. Check for continuity between terminals at the switch. There should be continuity between the terminals in the table for each switch position.
    Fig 5: Gear Position And Terminal Continuity Table
    G03660705Courtesy of AMERICAN HONDA MOTOR CO., INC.
  5. If the transmission range switch continuity check is OK, replace the faulty transmission range switch harness.
  6. If there is no continuity between any terminals, remove the transmission range switch, and check the end of the selector control shaft (A).

    Standard 

    Selector Control Shaft Width (B): 

    6.1-6.2 mm (0.240-0.244 in.) 

    Selector Control Shaft End Gap (C): 

    1.8-2.0 mm (0.07-0.08 in.) 

    Fig 6: Checking End Of Selector Control Shaft (A)
    G03660706Courtesy of AMERICAN HONDA MOTOR CO., INC.
  7. The measurement of the selector control shaft end is within the standard, replace the transmission range switch (see TRANSMISSION RANGE SWITCH REPLACEMENT ). If the measurement is out of the standard, repair the selector control shaft end, and recheck the transmission range switch continuity.
About FixVault