DESCRIPTION The seat belt buckle switch LH circuit consists of the airbag sensor assembly and front seat inner belt assembly LH (seat belt buckle switch LH). DTC B1656 is stored when a malfunction is detected in the seat belt buckle switch LH circuit.
WIRING DIAGRAM CAUTION / NOTICE / HINT NOTICE:
PROCEDURE
(a) Turn the ignition switch off. (b) Disconnect the cable from the negative (-) battery terminal, and wait for at least 90 seconds. (c) Check that the connectors are properly connected to the airbag sensor assembly and front seat inner belt assembly LH. OK: Connectors are properly connected.
(b) Check that the connectors (on the airbag sensor assembly side and front seat inner belt assembly LH side) are not damaged. OK: Connectors are not deformed or damaged.
(b) Turn the ignition switch to ON. (c) Measure the voltage according to the value(s) in the table below. Standard Voltage:
(d) Turn the ignition switch off. (e) Disconnect the cable from the negative (-) battery terminal, and wait for at least 90 seconds. (f) Using a service wire, connect terminals 28 (LBE+) and 27 (LBE-) of connector B. NOTICE: Do not forcibly insert the service wire into the terminals of the connector when connecting a service wire. (g) Measure the resistance according to the value(s) in the table below. Standard Resistance:
(h) Disconnect the service wire from connector B. (i) Measure the resistance according to the value(s) in the table below. Standard Resistance:
(b) Connect the cable to the negative (-) battery terminal, and wait for at least 2 seconds. (c) Turn the ignition switch to ON, and wait for at least 60 seconds. (d) Clear the DTCs. Click here (e) Turn the ignition switch off. (f) Turn the ignition switch to ON, and wait for at least 60 seconds. (g) Check for DTCs. Click here
HINT: Codes other than DTC B1656 may be output at this time, but they are not related to this check.
(a) Turn the ignition switch off. (b) Disconnect the cable from the negative (-) battery terminal, and wait for at least 90 seconds. (c) Replace the front seat inner belt assembly LH. for Center Seat Type: Click here except Center Seat: Click here HINT: Perform the inspection using parts from a normal vehicle if possible.
(b) Turn the ignition switch to ON, and wait for at least 60 seconds. (c) Clear the DTCs. Click here (d) Turn the ignition switch off. (e) Turn the ignition switch to ON, and wait for at least 60 seconds. (f) Check for DTCs. Click here
HINT: Codes other than DTC B1656 may be output at this time, but they are not related to this check.
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Toyota Tundra Service Manual > Navigation System: Portable Player cannot be Registered
CAUTION / NOTICE / HINT HINT: Some versions of "Bluetooth" compatible audio players may not function, or the function may be limited using the navigation receiver assembly, even if the portable audio player itself can play files (See page ). PROCEDURE 1. CHECK THAT PORTABLE PLAYER IS "Bluetooth" AUD ...