DESCRIPTION When the A.D.D. actuator is switching between 2WD and 4WD, the DL1 and DL2 terminals of the limit switch are in one of the ON/OFF combinations listed in the table below.
This DTC is detected when the limit switch ON/OFF combination (2 lines) is abnormal.
WIRING DIAGRAM PROCEDURE
(a) Disconnect the A25 4 wheel drive control ECU connector. (b) Disconnect the G1 A.D.D. actuator (differential vacuum actuator assembly) connector. (c) Measure the resistance according to the value(s) in the table below. Standard Resistance:
(a) Disconnect the G1 A.D.D. actuator (differential vacuum actuator assembly) connector. (b) Measure the resistance according to the value(s) in the table below. Standard Resistance:
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Toyota Tundra Service Manual > Vane Pump(for 3ur-fe, 3ur-fbe): Disassembly
DISASSEMBLY PROCEDURE 1. FIX VANE PUMP ASSEMBLY (a) Using SST, hold the vane pump in a vise. SST: 09630-00014 09631-00132 2. REMOVE POWER STEERING SUCTION PORT UNION (a) Remove the bolt and suction port union from the vane pump. (b) Using a screwdriver, remove the O-ring from the suction port union. ...