Active Descent Control (Adc) Coil (6X6); Operation Overview; Diagnosing System Failures - Polaris Sportsman 800 EFI 4x4 2012 Service Manual

ACTIVE DESCENT CONTROL (ADC) COIL (6X6)

Operation Overview

• AWD switch must be 'ON'. 12Vdc power is present at the ADC hub coil.
• ECU pin #11 controls the grounding of the ADC hub coil for operation.
• ECU Pin #20 senses the gear signal indicating the transmission is engaged and is not in Park or Neutral.
• ECU pin #27 senses the speed sensor signal for determining if vehicle speed is below 15 Mph.
• ECU senses the TPS position and will cancel ADC operation if TPS moves off 'idle' position.
• System must be grounded to operate.

Diagnosing System Failures

• Verify the AWD switch is functional.
• Verify the ADC hub coil is functional. Test the ADC hub coil meter.
• Verify the TPS is functioning correctly. Test using Digital Wrench Diagnostic Software. (Dealer Only)
• Verify the wiring harness, wiring, connectors, connector pins, grounds and ECU pin locations are undamaged,
clean and connect properly.
• Verify continuity of wire connections with a known good volt/ohm meter.
ADC Hub Coil Resistance:
12 Ohms ± 5%
9924864 - 2012-2014 SPORTSMAN 800 / 6X6
© Copyright 2013 Polaris Sales Inc.
ELECTRICAL
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