31 Front Sub Sensor Harness (RH) Circuit Is Shorted

DIAGNOSIS:
- Front sub sensor harness (RH) circuit is shorted.
- Front sub sensor harness (RH) circuit is open.
- Front sub sensor (RH) is faulty.
- Airbag control module is faulty.

CAUTION: Before performing diagnostics on airbag system, turn ignition switch "OFF", disconnect battery ground terminal, and then wait atleast 20 seconds.

5K1: FRONT SUB SENSOR (RH) AND FRONT SUB SENSOR HARNESS (RH) INSPECTION
1. Disconnect connector (AB6) from airbag control module and connect it to test harness I connector (1I).




2. Measure resistance between test harness I connector (3I) terminal.

CHECK: Is the resistance between 750 Ohms and 1 K Ohms?

YES: Replace airbag control module.

NO: Go to step 5K2.

5K2: FRONT SUB SENSOR (RH) AND FRONT SUB SENSOR HARNESS (RH) INSPECTION




Measure resistance across test harness I connector (3I) terminal and chassis ground.

CHECK: Is the resistance more than 10 K Ohms?

YES: Replace airbag control module.

NO: Go to step 5K3.

5K3: FRONT SUB SENSOR (RH) AND FRONT SUB SENSOR HARNESS (RH) INSPECTION




Measure resistance across test harness I connector (3I) terminal and chassis ground.

CHECK: Is the resistance more than 10 K Ohms?

YES: Replace airbag control module.

NO: Go to step 5K4.

5K4: AIRBAG MAIN HARNESS INSPECTION
1. Disconnect connector (AB14) and (AB15), then connect test harness F connector (2F) and connector (AB14).




2. Measure resistance between test harness I connector (3I) terminal and test harness F connector (3F) terminal.

CHECK: Is the resistance less than 10 Ohms?

YES: Go to step 5K5.

NO: Replace airbag main harness.

5K5: AIRBAG MAIN HARNESS INSPECTION




Measure resistance between test harness I connector (3I) terminal and test harness F connector (3F) terminal.

CHECK: Is the resistance less than 10 Ohms?

YES: Go to step 5K6.

NO: Replace airbag main harness.

5K6: AIRBAG MAIN HARNESS INSPECTION




Measure resistance across test harness I connector (3I) terminal and chassis ground.

CHECK: Is the resistance more than 10 K Ohms?

YES: Go to step 5K7.

NO: Replace airbag main harness.

5K7: AIRBAG MAIN HARNESS INSPECTION




Measure resistance across test harness I connector (3I) terminal and chassis ground.

CHECK: Is the resistance more than 10 K Ohms?

YES: Go to step 5K8.

NO: Replace airbag main harness.

5K8: FRONT SUB SENSOR HARNESS I (RH) INSPECTION
1. Connect test harness F connector (1F) and connector (AB15).
2. Disconnect connector (AB16) from front sub sensor (RH) and then test harness H connector (1H) and connector (AB16).




3. Measure resistance between test harness F connector (3F) terminal and test harness H connector (3H) terminal.

CHECK: Is the resistance less than 10 Ohms?

YES: Go to step 5K9.

NO: Replace front sub sensor harness (RH).

5K9: FRONT SUB SENSOR HARNESS (RH) INSPECTION




Measure resistance between test harness F connector (3F) terminal and test harness H connector (3H) terminal.

CHECK: Is the resistance less than 10 K Ohms?

YES: Go to step 5K10.

NO: Replace front sub sensor harness (RH).

5K10: FRONT SUB SENSOR HARNESS (RH) INSPECTION




Measure resistance across test harness F connector (3F) terminal and chassis ground.

CHECK: Is the resistance more than 10 Ohms?

YES: Go to step 5K11.

NO: Replace front sub sensor harness (RH).

5K11: FRONT SUB SENSOR HARNESS (RH) INSPECTION




Measure resistance across test harness F connector (3F) terminal and chassis ground.

CHECK: Is the resistance more than 10 k Ohms?

YES: Go to step 5K12.

NO: Replace front sub sensor harness (RH).

5K12: FRONT SUB SENSOR (RH) INSPECTION
1. Connect test harness H connector (2H) and front sub sensor (RH).




2. Measure resistance between test harness H connector (3H) terminal.

CHECK: Is the resistance between 750 Ohms and 1 K Ohms?

YES: Go to step 5K13.

NO: Replace front sub sensor (RH).

5K13: FRONT SUB SENSOR (RH) INSPECTION




Measure resistance across test harness H connector (3H) terminal and chassis ground.

CHECK: Is the resistance less than 10 K Ohms?

YES: Go to step 5K14.

NO: Replace front sub sensor (RH).

5K14: FRONT SUB SENSOR (RH) INSPECTION




Measure resistance across test harness H connector (3H) terminal and chassis ground.

CHECK: Is the resistance less than 10 k Ohms?

YES: Perform clear memory.

NO: Replace front sub sensor (RH).