DTC B1156/B1157/15 Front Airbag Sensor (RH) Malfunction
DTC B1156/B1157/15 Front Airbag Sensor (RH) Malfunction
DTC B1156/B1157/15 Front Airbag Sensor (RH) Malfunction
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DIAGNOSTICS<br />
–<br />
SUPPLEMENTAL RESTRAINT SYSTEM<br />
DI–663<br />
3 Check front airbag sensor (<strong>RH</strong>) circuit (to ground).<br />
<strong>Front</strong> <strong>Airbag</strong><br />
<strong>Sensor</strong> (<strong>RH</strong>)<br />
<strong>Airbag</strong><br />
<strong>Sensor</strong><br />
Assembly<br />
<strong>Airbag</strong> <strong>Sensor</strong><br />
Assembly<br />
CHECK:<br />
For the connector (on the airbag sensor assembly side) between<br />
the front airbag sensor (<strong>RH</strong>) and the airbag sensor assembly,<br />
measure the resistance between SR+ and body<br />
ground.<br />
OK:<br />
Resistance: 1 MΩ or Higher<br />
(+)<br />
SR+<br />
H01368<br />
H03357<br />
(–)<br />
H09464<br />
NG Go to step 7.<br />
OK<br />
4 Check front airbag sensor (<strong>RH</strong>) circuit (to B+).<br />
ON<br />
(+)<br />
<strong>Front</strong> <strong>Airbag</strong><br />
<strong>Sensor</strong> (<strong>RH</strong>)<br />
<strong>Airbag</strong><br />
<strong>Sensor</strong><br />
Assembly<br />
<strong>Airbag</strong> <strong>Sensor</strong><br />
Assembly<br />
SR+<br />
PREPARATION:<br />
Connect negative (–) terminal cable to the battery, and wait at<br />
least for 2 seconds.<br />
CHECK:<br />
(a) Turn ignition switch to ON.<br />
(b) For the connector (on the airbag sensor assembly side)<br />
between the front airbag sensor (<strong>RH</strong>) and the airbag sensor<br />
assembly, measure the voltage between SR+ and<br />
body ground.<br />
OK:<br />
Voltage: Below 1 V<br />
AB0119<br />
H01368<br />
H03358<br />
(–)<br />
H09465<br />
NG Go to step 8.<br />
OK<br />
2003 TOYOTA TACOMA (RM1002U)<br />
Author:<br />
Date:<br />
925
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