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DTC No. P1A25-9A Crash detection
 
 
 
 
 
 
DTC SET CONDITION
Check Condition
  • The power supply mode of the electric motor switch is ON (READY indicator: ON).
Judgment Criterion
  • The collision detection signal is received from the air bag diagnosis sensor unit via CAN communication.
 
 
TROUBLESHOOTING HINTS
  • Malfunction of the air bag diagnosis sensor unit system
  • Collision (normal control)
 
 
DIAGNOSIS
Required Special Tools:
  • MB992744: Vehicle communication interface-Lite (V.C.I.-Lite)
  • MB992745: V.C.I.-Lite main harness A
  • MB992747: V.C.I.-Lite USB cable short
  • MB992748: V.C.I.-Lite USB cable long
1.M.U.T.-IIISE other system DTC
Check whether the air bag diagnosis sensor unit sets the DTC.
noteIf the DTC is not erased, the system will not recover. To recover the system, use M.U.T.-IIISE to erase the DTC.
Is the DTC set?
Troubleshoot the set DTC (Refer to SRS Airbag Control System - DTC Index DTC Index).
 
2.M.U.T.-IIISE DTC check
Check whether the PHEV-ECU sets the DTC.
noteIf the DTC is not erased, the system will not recover. To recover the system, use M.U.T.-IIISE to erase the DTC.
(1) Erase the set DTC.
(2) Change the power supply mode of the electric motor switch to ON (READY indicator: ON).
(3) Check whether the DTC is set again.
Is the DTC set?
The procedure is complete.