DTC B1036

DTC B1036  : IG1 Power Supply Circuit Malfunction

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

DTC (Body Control Module)

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. Wait for at least 6 seconds.

   -4. Check for DTCs with the HDS.

   DTC Description	DTC
   B1036 IG1 Power Supply Circuit Malfunction

   Is DTC B1036 indicated?

   YES: Without auto idle stop system

   Go to step 2.

   YES: With auto idle stop system

   Go to step  3.

   NO 

   Intermittent failure, the system is OK at this time. Check for loose or poor connections.

2. Fuse check

   -1. Check the following fuse.

   Fuse	No. C1 (10 A)
   Location	Under-dash fuse/relay box

   Is the fuse OK?

   YES 

   Repair an open or high resistance in the wire between the under-dash fuse/relay box and the gauge control module.

   NO 

   Replace the fuse. If the fuse blows again, repair a short to ground in the No. C1 (10 A) fuse circuit.

3. Fuse check

   -1. Check the following fuse.

   Fuse	No. Ea (10 A)
   Location	Fuse/relay holder A

   Is the fuse OK?

   YES 

   Repair an open or high resistance in the wire between fuse/relay holder A and the gauge control module.

   NO 

   Replace the fuse. If the fuse blows again, repair a short to ground in the No. Ea (10 A) fuse circuit.