DESCRIPTION This DTC is detected when a short to B+ is detected in the transfer shift motor drive circuit.
WIRING DIAGRAM Refer to DTCs P17A8 and P17A9 (See page PROCEDURE
![]() (a) Disconnect the 4 wheel drive control ECU connector. (b) Measure the voltage according to the value(s) in the table below. Standard Voltage:
(a) Disconnect the A26 4 wheel drive control ECU connector. (b) Disconnect the D67 transfer shift actuator assembly connector. (c) Measure the voltage according to the value(s) in the table below. Standard Voltage:
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Toyota Tundra Service Manual > Tire And Wheel System: How To Proceed With Troubleshooting
PROCEDURE 1. CHECK TIRE AND WHEEL SYSTEM DIAGNOSIS OF IRREGULAR TIRE WEAR GO TO STEP 9 DIAGNOSIS OF TIRE VIBRATION 2. TIGHTEN WHEEL NUTS NEXT 3. INSPECT TIRES Click here NG GO TO STEP 6 OK 4. INSPECT AND/OR ADJUST WHEEL BALANCE Click here NEXT 5. INSPECT FRONT AXLE HUB BEARING LOOSENESS AND AXLE HUB ...