ON-VEHICLE INSPECTION PROCEDURE 1. CHECK CURTAIN SHIELD AIRBAG ASSEMBLY (VEHICLE NOT INVOLVED IN COLLISION)
(b) With the curtain shield airbag installed on the vehicle, perform a visual check. If any of the defects mentioned below are present, replace the curtain shield airbag with a new one: Cuts, minute cracks or marked discoloration on the curtain shield airbag. 2. CHECK CURTAIN SHIELD AIRBAG ASSEMBLY (VEHICLE INVOLVED IN COLLISION AND AIRBAG HAS NOT DEPLOYED)
(b) With the curtain shield airbag removed from the vehicle, perform a visual check. If there are any defects as mentioned below, replace the curtain shield airbag with a new one:
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Toyota Tundra Service Manual > Can Communication System: Check Bus 2 Lines for Short Circuit
DESCRIPTION There may be a short circuit between the CAN main bus lines when the resistance between terminals 18 (CA4H) and 17 (CA4L) of the central gateway ECU (network gateway ECU) is below 54 Ω. Symptom Trouble Area Resistance between terminals 18 (CA4H) and 17 (CA4L) of the central gateway ECU ...