GM Service Manual Online
For 1990-2009 cars only
Table 1: Folding Top Module Scan Tool Data Parameters
Table 2: Folding Top Module Scan Tool Output Controls

Folding Top Module Scan Tool Data Parameters

Parameter

System State

Expected Value

Description

Operating Conditions: Ignition ON

Battery Voltage Signal

--

Varies

This displays Volts. This is the current battery voltage signal.

Deck Lid Ajar Status

--

Deck Closed / Known

The scan tool displays Deck Ajar/Deck Closed or Known/Unknown. This is the state of the deck lid ajar switch.

Deck Lid Extended

--

Inactive

The scan tool displays Active or Inactive. This is the state of the deck lid.

Deck Lid Latch Status

--

Cleared

The scan tool displays Cleared or Not Cleared. This is the state of the deck lid latch.

Deck Lid Latch Switch

--

Deck Closed

The scan tool displays Deck Open or Deck Closed. This is the state of the deck lid latch switch.

Driver Window Operation

--

Varies

The scan tool displays Enabled or Disabled. This is the current state of the driver window system operation.

Folding Top Calibrated

--

Yes

The scan tool displays Yes or No. Yes is displayed if the folding top is calibrated properly.

Folding Top Close Reference Position

--

Varies

This displays Counts. This is the close reference position of the folding top measured in counts.

Folding Top Open Reference Position

--

Varies

This displays Counts. This is the open reference position of the folding top measured in counts.

Folding Top Position Sensor

--

Varies

This displays Counts. This is the position of the folding top measured in counts.

Folding Top Status

--

Varies

The scan tool displays Invalid, Retracted, Extended or Mid. This is the state of the folding top.

Front Tonneau Close Reference Position

--

Varies

This displays Counts. This is the close reference position of the front tonneau measured in counts.

Front Tonneau Open Reference Position

--

Varies

This displays Counts. This is the open reference position of the front tonneau measured in counts.

Front Tonneau Position Sensor

--

Varies

This displays Counts. This is the position of the front tonneau measured in counts.

Front Tonneau Status

--

Tonneau Closed

The scan tool displays Tonneau Open, Tonneau Closed or Mid. This is the state of the front tonneau.

Header Latch Limit Switches

--

Latched

The scan tool displays Invalid, Latched, Unlatched or Mid. This is the state of the header latch limit switches.

Left Front Window Status

--

OK

The scan tool displays OK or Out Of Limit. This is the state of the left front window.

Limit Switch Supply Voltage

--

Present

The scan tool displays Present or Not Present. This is the state of the limit switch supply voltage.

Luggage Barrier In Place

--

Yes

The scan tool displays Yes or No. Yes is displayed if the luggage barrier is in place.

Luggage Barrier Limit Switch

--

Varies

The scan tool displays Open or Closed. This is the state of the luggage barrier limit switch.

Motor Command

--

Varies

This displays amps.

Motor Feedback Current

--

OK

The scan tool displays OK or High. This is the state of the motor feedback.

Motor X Direction Command

--

Off

The scan tool displays On of Off. This is the state of motor X.

Motor Y Direction Command

--

Off

The scan tool displays On of Off. This is the state of motor Y.

Passenger Window Operation

--

Varies

The scan tool displays Enabled or Disabled. This is the current state of the passenger window system operation.

Passenger Window Position Status

--

OK

The scan tool displays OK or Out Of Limit. This is the state of the passenger window.

Position Sensors Status

--

OK

The scan tool displays OK or Error. This is the state of the position sensors.

Power Mode Active

--

Yes

The scan tool displays Yes or No. This is the state of the power mode.

Pump Motor Temp. Sensor

--

Varies

This displays Counts. This is the pump motor temperature measured in counts.

Pump Over Temperature Sensor

--

Normal

The scan tool displays Normal or Overtemp. This is the state of the pump temperature.

Rear Compartment Lid Pull Down Switch

--

Inactive

The scan tool displays Active or Inactive. This is the state of the rear compartment lid pull down switch.

Rear Tonneau Close Reference Position

--

Varies

This displays Counts. This is the close reference position of the rear tonneau measured in counts.

Rear Tonneau Open Reference Position

--

Varies

This displays Counts. This is the open reference position of the rear tonneau measured in counts.

Rear Tonneau Position Sensor

--

Varies

This displays Counts. This is the position of the rear tonneau measured in counts.

Rear Tonneau Status

--

Tonneau Closed

The scan tool displays Tonneau Open, Tonneau Closed or Mid. This is the state of the rear tonneau.

System Timer

--

OK

The scan tool displays OK or Expired. This is the state of the system timer.

System Voltage

--

OK

The scan tool displays OK or Low. This is the state of the system voltage.

Too Cold For Top Operation

--

No

The scan tool displays Yes or No. Yes is displayed if the temperature is too cold for top operation.

Top Closed Limit Switch

--

Off

The scan tool displays On or Off. This is the state of the top closed limit switch.

Top Control

--

Enabled

The scan tool displays Enabled or Inhibited. This is the state of the top control.

Top Control Switch

--

Idle

The scan tool displays Idle, Top Open, Top Closed or Invalid. This is the state of the top control switch.

Top Position Error

--

No

The scan tool displays Yes or No. Yes is displayed if there was a top position error.

Trunk Control

--

Enabled

The scan tool displays Enabled or Inhibited. This is the state of the trunk control.

Valet Status

--

Varies

The scan tool displays Active or Inactive. This is the state of the valet.

Valve 1-5 Command

--

Off

The scan tool displays On or Off. This is the state of the commanded corresponding valve.

Vehicle In Park

--

Yes

The scan tool displays Yes or No. Yes is displayed if the vehicle is in park.

Folding Top Module Scan Tool Output Controls

Output Control

Description

Pump Motor A Direction

The FTC module commands to operate in the A direction. The motor should operate in the requested direction.

Pump Motor B Direction

The FTC module commands to operate in the B direction. The motor should operate in the requested direction.

Valve 1 Command

The FTC module commands Valve 1 to energize or not. As the valve is energized, a click can be heard, activating the valve.

Valve 2 Command

The FTC module commands Valve 2 to energize or not. As the valve is energized, a click can be heard, activating the valve.

Valve 3 Command

The FTC module commands Valve 3 to energize or not. As the valve is energized, a click can be heard, activating the valve.

Valve 4 Command

The FTC module commands Valve 4 to energize or not. As the valve is energized, a click can be heard, activating the valve.

Valve 5 Command

The FTC module commands Valve 5 to energize or not. As the valve is energized, a click can be heard, activating the valve.