Electrical problem
1996 Mitsubishi Montero 6 cyl Four Wheel Drive Automatic 129996 miles
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I HAVE A PROBLEM WITH MY ENGINE HAS ERROR CODES P0340 (CAM SHAFT POSISTION SENSOR A BANK 1 CIRCUT MALFUNCTION) P0335(CRANK SHAFT POSISTION SENSOR A CIRCUT MALFUNCTION) P0155 (O2 SENSOR HEATER CIRCUT MALFUNCTION BANK 2 SENSOR 1) I JUAT CHANGED CAM AND CRANK SENSORS AND STARTED ENGINE RUNS FOR 30 SECONDS AND SHUTS OFF AND THESE SAME CODES APPEAR AGAIN EVEN AFTER ERASING THEM CAN YOU HELP FIGURE OUT WHAT TO CHECK NEXT IS IT A RELAY FUSE ANOTHER SENSOR MY CODE READER SAYS THE ECU IS OK