REMOVAL PROCEDURE 1. REMOVE NO. 1 ENGINE UNDER COVER 2. REMOVE DIFFERENTIAL VACUUM ACTUATOR ASSEMBLY  (a) Disconnect the differential actuator hose. (b) Disconnect the differential actuator connector. (c) Remove the 4 bolts and differential vacuum actuator assembly. |
Toyota Tundra Service Manual > Touch Select 2-4 And High-low System: Diagnosis System
DIAGNOSIS SYSTEM 1. DESCRIPTION The 4 wheel drive control ECU records DTCs when the ECU detects a malfunction in the ECU itself or in system circuits. The DTCs can be read through the DLC3 of the vehicle. When the system seems to be malfunctioning, use the Techstream to check for malfunctions and pe ...
