Movable Roof Pump Motor Circuit


Table of contents

B3680 PONTIAC Possible Causes

  • Faulty Movable Roof Pump Motor
  • Movable Roof Pump Motor harness is open or shorted
  • Movable Roof Pump Motor circuit poor electrical connection
  • Faulty Folding Top Control (FTC) Module

How do I fix code B3680 PONTIAC?

  Check the “Possible Causes” listed above. Visually inspect the related wiring harness and connectors. Check for damaged components and look for broken, bent, pushed out, or corroded connector’s pins.

Tech Notes

  • B3680 01 Movable Roof Pump Motor Circuit short to battery
  • B3680 02 Movable Roof Pump Motor Circuit short to ground
  • B3680 04 Movable Roof Pump Motor Circuit open circuit
  • B3680 0B Movable Roof Pump Motor Circuit pump motor current above 35A
  • B3680 0C Movable Roof Pump Motor Circuit pump motor current below 3A

Cost of diagnosing the B3680 PONTIAC code

  The cost of diagnosing the B3680 PONTIAC code is 1.0 hour of labor. The auto repair labor rates vary by location, your vehicle’s make and model, and even your engine type. Most auto repairs shops charge between $75 and $150 per hour.

Possible Symptoms

  • Engine Light ON (or Service Engine Soon Warning Light)

B3680 PONTIAC Description

  Hydraulic pressure for the folding top system is generated by the Folding Top Pump Motor. The Folding Top Control (FTC) Module controls both voltage and ground for the Folding Top Pump Motor. The FTC Module also monitors the circuits for proper operation. The Diagnostic Trouble Code (DTC) sets if a short to voltage on the folding top pump motor direction A voltage circuit or the folding top pump motor direction B voltage circuit.

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