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SRS-30 TROUBLE DIAGNOSIS *: Intermittent malfunction areas cannot be easily located. For this reason, perform the procedures outlined under the repair order, then CONTROL UNIT ● Diagnosis sensor unit is malfunctioning. 1. Visually check the wiring harness connection. 2. Replace the harness if it has visible damage. 3. If the harness check is OK, replace the diagnosis sensor unit. 4. If the harness check is OK, replace the diagnosis sensor unit. Code B4 ● Activate terminal is open. 1. Visually check wiring harness con- nections. 2. Replace harness if it has visible damage. 3. If the harness visual check result is OK, replace passenger air bag ● Activate terminal is shorted to ground. ● Deactivate terminal is open. ● Deactivate terminal is shorted to ground. ● Activate terminal and deactivate terminal are shorted to each Code B5 ● Passenger air bag deactivation switch indicator circuit is open. 1. Visually check wiring harness con- nections. 2. Replace harness if it has visible damage. 3. If the harness visual check result is OK, replace passenger air bag ● Passenger air bag deactivation switch indicator circuit is ● Passenger air bag deactivation switch indicator circuit is INDEFINITE FAILURES ● Passenger air bag deactivation switch status is not identified. 1. Visually check wiring harness con- nections. 2. Replace harness if it has visible damage. 3. Replace passenger air bag deacti- vation switch (the key cylinder of the 4. Replace air bag diagnosis sensor unit. 5. Replace the related harness. Self-diagnosis result Explanation Repair order* |