REPLACEMENT PROCEDURE 1. DRAIN DIFFERENTIAL OIL 2. REMOVE PROPELLER SHAFT ASSEMBLY (a) Remove the propeller shaft for 2WD (see page
(b) Remove the propeller shaft for 4WD (see page
3. REMOVE REAR DRIVE PINION NUT
4. REMOVE REAR DRIVE PINION COMPANION FLANGE SUB-ASSEMBLY
5. REMOVE REAR DIFFERENTIAL CARRIER OIL SEAL
6. INSTALL REAR DIFFERENTIAL CARRIER OIL SEAL
(b) Coat the lip of the oil seal with MP grease. 7. INSTALL REAR DRIVE PINION COMPANION FLANGE SUB-ASSEMBLY
(b) Coat the threads of a new nut with hypoid gear oil.
8. STAKE REAR DRIVE PINION NUT
9. INSTALL PROPELLER SHAFT ASSEMBLY (a) Install the propeller shaft for 2WD (see page
(b) Install the propeller shaft for 4WD (see page
10. ADD DIFFERENTIAL OIL
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Toyota Tundra Service Manual > Meter / Gauge System: Last Communication With Navigation ECU (U0163)
DESCRIPTION The combination meter assembly communicates with the navigation receiver assembly via the CAN line. DTC Code DTC Detection Condition Trouble Area U0163 When either of following conditions is detected: IG voltage 10.5 V or more No communication with navigation receiver assembly continues ...