Toyota Tundra Service Manual: Multiplex Communication Circuit (B1499/99)

DESCRIPTION

This DTC outputs when CAN communication error is occurred.

DTC Code	DTC Detection Condition	Trouble Area
B1499/99	Open in CAN communication circuit	CAN communication system

PROCEDURE

1.	CHECK FOR DTC

(a) Clear the DTC (see page ).

(b) Check for DTC (see page ).

Result

Result	Proceed to
DTC B1499/99 is output	A
DTC B1499/99 is not output	B

GO TO CAN COMMUNICATION SYSTEM

USE SIMULATION METHOD TO CHECK

Toyota Tundra Service Manual > Sfi System: Evaporative Emission Control System Leak Detected (Gross Leak) (P0455,P0456)
DTC SUMMARY DTC No. Monitoring Item Malfunction Detection Condition Trouble Area Detection Timing Detection Logic P0455 EVAP gross leak Leak detection pump creates negative pressure (vacuum) in EVAP system and EVAP system pressure measured. Reference pressure measured at start and at end of leak che ...

Toyota Tundra Owners Manual