Toyota Tundra (2015 year). Manual — part 2994
(a) Turn the ignition switch off.
(b) Disconnect the negative (-) terminal cable from the battery, and wait for at least 90 seconds.
(c) Replace the front airbag sensor RH and LH
.
HINT:
Perform the inspection using parts from a normal vehicle when possible.
(d) Connect the negative (-) terminal cable to the battery, and wait for at least 2 seconds.
(e) Turn the ignition switch to ON, and wait for at least 60 seconds.
(f) Clear the DTCs stored in the memory
.
(g) Turn the ignition switch off.
(h) Turn the ignition switch to ON, and wait for at least 60 seconds.
(i) Check for DTCs
.
OK:
DTC B1610 and B1615 are not output.
HINT:
Codes other than B1610 and B1615 may be output at this time, but they are not related to this check.
Result
RESULT
PROCEED TO
NG (for Floor Shift Type)
A
NG (for Column Shift Type)
B
OK
C
A
REPLACE CENTER AIRBAG SENSOR ASSEMBLY
B
REPLACE CENTER AIRBAG SENSOR ASSEMBLY
C
END
SUPPLEMENTAL RESTRAINT SYSTEM: AIRBAG SYSTEM: B1610/...
18.
CHECK INSTRUMENT PANEL WIRE
(a) Disconnect the instrument panel wire connector from the engine room main wire.
(b) Connect the negative (-) terminal cable to the battery, and wait for at least 2 seconds.
(c) Turn the ignition switch to ON.
(d) Measure the voltage according to the value(s) in the table below.
Standard voltage:
TESTER CONNECTION
SWITCH CONDITION
SPECIFIED CONDITION
AJ1-1 (-SR) - Body ground
Ignition switch ON
Below 1 V
AJ1-2 (+SR) - Body ground
(e) Turn the ignition switch off.
(f) Disconnect the negative (-) terminal cable from the battery, and wait for at least 90 seconds.
Standard resistance:
TESTER CONNECTION
CONDITION
SPECIFIED CONDITION
AJ1-1 (-SR) - AJ1-2 (+SR)
Always
Below 1 Ω
(i) Disconnect the service wire from connector B.
(j) Measure the resistance according to the value(s) in the table below.
Standard resistance:
SUPPLEMENTAL RESTRAINT SYSTEM: AIRBAG SYSTEM: B1610/...
TESTER CONNECTION
CONDITION
SPECIFIED CONDITION
AJ1-1 (-SR) - AJ1-2 (+SR)
Always
1 MΩ or higher
AJ1-1 (-SR) - Body ground
AJ1-2 (+SR) - Body ground
NG
REPLACE INSTRUMENT PANEL WIRE
OK
REPLACE ENGINE ROOM MAIN WIRE
19.
CHECK INSTRUMENT PANEL WIRE
(a) Disconnect the instrument panel wire connector from the engine room main wire.
(b) Connect the negative (-) terminal cable to the battery, and wait for at least 2 seconds.
(c) Turn the ignition switch to ON.
(d) Measure the voltage according to the value(s) in the table below.
Standard voltage:
TESTER CONNECTION
SWITCH CONDITION
SPECIFIED CONDITION
AJ8-1 (-SL) - Body ground
Ignition switch ON
Below 1 V
AJ8-2 (+SL) - Body ground
(e) Turn the ignition switch off.
(f) Disconnect the negative (-) terminal cable from the battery, and wait for at least 90 seconds.
SUPPLEMENTAL RESTRAINT SYSTEM: AIRBAG SYSTEM: B1610/...
Standard resistance:
TESTER CONNECTION
CONDITION
SPECIFIED CONDITION
AJ8-1 (-SL) - AJ8-2 (+SL)
Always
Below 1 Ω
(i) Disconnect the service wire from connector B.
(j) Measure the resistance according to the value(s) in the table below.
Standard resistance:
TESTER CONNECTION
CONDITION
SPECIFIED CONDITION
AJ8-1 (-SL) - AJ8-2 (+SL)
Always
1 MΩ or higher
AJ8-1 (-SL) - Body ground
AJ8-2 (+SL) - Body ground
NG
REPLACE INSTRUMENT PANEL WIRE
OK
REPLACE ENGINE ROOM MAIN WIRE
SUPPLEMENTAL RESTRAINT SYSTEM: AIRBAG SYSTEM: B1610/...
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