INSPECTION CAUTION / NOTICE / HINT PROCEDURE 1. INSPECT PROPELLER SHAFT WITH CENTER BEARING ASSEMBLY (a) Using a dial indicator, measure the intermediate shaft runout. Maximum runout: 0.61 mm (0.0240 in.)
2. INSPECT REAR PROPELLER SHAFT UNIVERSAL JOINT SPIDER BEARING (a) Mount the propeller shaft in a vise. NOTICE: Be careful not to grip the propeller shaft tube too tightly in a vise as this will cause deformation. (b) Inspect the spider bearing for wear or damage. (c) Using a dial indicator, measure the spider bearing axial play by turning the yoke of the flange while holding the shaft tightly. Maximum runout: 0.05 mm (0.00197 in.)
3. INSPECT NO. 1 CENTER SUPPORT BEARING ASSEMBLY (a) Check that the bearing turns freely.
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Toyota Tundra Service Manual > Occupant Classification System: Rear Occupant Classification Sensor LH Collision Detection (B1787)
DESCRIPTION DTC B1787 is set when the occupant classification ECU receives a collision detection signal, which is sent by the rear occupant detection sensor LH when an accident occurs. DTC B1787 is also set when the front seat frame with adjuster RH is subjected to a strong impact, even if an actual ...