Warning Light Indicates DTC, Then Normal Code (Test #2)
DIAGNOSIS:- Airbag connector is faulty.
- Fuse No.11 (in joint box) is blown.
- Airbag main harness is faulty.
- Airbag control module is faulty.
- Body harness is faulty.
CAUTION: Before performing diagnostics on airbag system, turn ignition switch "OFF", disconnect battery ground cable, and then wait at least 20 seconds.
5AC1: AIRBAG CONNECTOR APPEARANCE INSPECTION
Conduct appearance inspection on airbag connectors (AB2) through (AB26).
NOTE: Check terminals, case and wiring harnesses for damage.
CHECK: Is there anything unusual about the appearance of connectors (AB2) through (AB26)?
YES: Replace faulty airbag component parts.
NO: Go to step 5AC2.
5AC2: AIRBAG CONNECTOR VIBRATION INSPECTION
Conduct vibration inspection on airbag connectors (AB2) through (AB26).
NOTE: Gently shake each airbag connector.
CHECK: Do the connectors (AB2) through (AB26) malfunction again when shaking?
YES: Replace faulty airbag component parts.
NO: Go to step 5AC3.
5AC3: SHOWERING INSPECTION TO BODY
Spray water on vehicle body.
CAUTION: Do not directly spray water on airbag components.
NOTE: If leaks are noted, also check wiring harnesses as water may leak along them and wet airbag connectors.
CHECK: Does water leak into the passenger compartment when showering vehicle?
YES: Replace faulty airbag component parts.
NO: Go to step 5AC4.
5AC4: FUSE NO.11 (IN JOINT BOX), AIR-BAG MAIN HARNESS, AIRBAG CONTROL MODULE, BODY HARNESS APPEARANCE INSPECTION
Conduct appearance inspection on fuse No.11, airbag main harness, airbag control module and body harness.
NOTE: Also check connectors, terminals, wiring harness and case for damage.
CHECK: Is there anything unusual about the appearance of fuse No.11, airbag main harness, airbag control module or body harness?
YES: Replace faulty airbag component parts.
NO: Go to step 5AC5.
5AC5: FUSE NO.11 (IN JOINT BOX), AIR-BAG MAIN HARNESS, BODY HARNESS VIBRATION INSPECTION
Conduct vibration inspection on fuse No.11, airbag main harness and body harness.
CAUTION: Do not shake or vibrate airbag control module.
NOTE: Gently shake each part.
CHECK: Do fuse No.11, airbag main harness or body harness malfunction again when shaking?
YES: Replace faulty airbag component parts.
NO: Go to step 5AC6.
5AC6: SHOWERING INSPECTION TO BODY
Spray water on vehicle body.
CAUTION: Do not directly spray water on each part.
NOTE: If leaks are noted, check wiring harnesses as water may leak along them and get parts wet.
CHECK: Does water leak into the passenger compartment when showering vehicle?
YES: Replace faulty airbag component parts.
NO: Go to step 5AC7.
5AC7: WARNING LIGHT ILLUMINATION CHECK
Turn ignition switch "ON" (engine off) and observe airbag warning light.
CHECK: Does the airbag warning light come on for about 7 seconds, then go out and stay out?
YES: Perform clear memory.
NO: Go to "DIAGNOSTICS PROCEDURE".