DTC B1130

DTC B1130  : Front Passenger's power window motor A-phase pulse signal input error

NOTE:  If you are troubleshooting multiple DTCs, be sure to follow the instructions in B-CAN System Diagnosis Test Mode A .

DTC (Multiplex Control Unit, Door)

1. Problem verification

   -1. Clear the DTCs with the HDS.

   -2. Turn the vehicle to the OFF (LOCK) mode and then the ON mode.

   -3. Open and close the front passenger's power window by using the front passenger's power window switch manually.

   -4. Check for DTCs with the HDS.

   DTC Description	DTC
   B1130 Front Passenger's power window motor A-phase pulse signal input error

   Is DTC B1130 indicated?

   YES 

   Go to step 2.

   NO 

   Intermittent failure, the system is OK at this time.

2. Open wire check (P/W_AS_MTR_PLSA line)

   -1. Turn the vehicle to the OFF (LOCK) mode.

   -2. Disconnect the following connectors.

   Front passenger's power window switch 37P connector Front passenger's power window motor 6P connector

   -3. Measure the resistance between test points 1 and 2.

   Test condition	Vehicle OFF (LOCK) mode Front passenger's power window switch 37P connector: disconnected Front passenger's power window motor 6P connector: disconnected
   Test point 1	Front passenger's power window switch 37P connector No. 35
   Test point 2	Front passenger's power window motor 6P connector (female terminals) No. 5:

   Courtesy of HONDA, U.S.A., INC.

   Is there 1.0 Ω or less?

   YES 

   The P/W_AS_MTR_PLSA wire is not open. Go to step 3.

   NO 

   Repair an open or high resistance in the wire.

3. Shorted wire check (P/W_AS_MTR_PLSA line)

   -1. Measure the resistance between test points 1 and 2.

   Test condition	Vehicle OFF (LOCK) mode Front passenger's power window switch 37P connector: disconnected Front passenger's power window motor 6P connector: disconnected
   Test point 1	Front passenger's power window switch 37P connector No. 35
   Test point 2	Body ground

   Is there 1.0 MΩ or more?

   YES 

   The P/W_AS_MTR_PLSA wire is OK. Substitute a known good front passenger's power window switch . If the DTC is still present, replace the front passenger's door regulator .

   NO 

   Repair a short to ground in the wire.