Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
K194 Rear Gate Module: Scan Tool Information (TB5 / TCP)
2025 Chevrolet Suburban LS, 4WDSECTION K194 Rear Gate Module: Scan Tool Information (TB5 / TCP)
Rear Gate Module Scan Tool Data Parameters
| Parameter | System State | Expected Value | Definition |
|---|---|---|---|
| Operating Conditions: Vehicle Power Mode - Run/Service Mode. | |||
| Rear Gate Latch Neutral Switch Stuck | - | No | This displays Yes if the rear gate neutral switch is active while other liftgate latches are inactive |
| Rear Gate Latch Primary Switch Stuck | - | No | This displays Yes if the rear gate primary switch is active while other liftgate latches are inactive |
| Rear Gate Latch Unlatch Switch Stuck | - | No | This displays Yes if the rear gate unlatch switch is active while other liftgate latches are inactive |
| Rear Gate Latch Neutral Switch Signal | - | Valid | This displays Invalid if the rear gate neutral switch is inactive while other liftgate latches are active |
| Rear Gate Latch Primary Switch Signal | - | Valid | This displays Invalid if the rear gate primary switch is inactive while other liftgate latches are active |
| Rear Gate Latch Unlatch Switch Signal | - | Valid | This displays Invalid if the rear gate unlatch switch is inactive while other liftgate latches are active |
| Rear Gate Ajar | - | Closed/Ajar | This will display the state of the liftgate |
| Rear Gate Latch Unlatch Switch | - | Inactive | The scan tool displays Inactive or Active. This is the state of the latch unlatch switch depending upon if the liftgate is in the open position or closed position |
| Rear Gate Latch Primary Switch | - | Inactive | The scan tool displays Inactive or Active. This is the state of the latch primary switch depending upon if the liftgate is in the open position or closed position |
| Rear Gate Latch Neutral Switch | - | Inactive | The scan tool displays Inactive and will briefly display Activate as the liftgate latch releases or cinches. |
| Rear Gate Anti-pinch Sensor Voltage Raw Value | - | 3.7V | The scan tool displays the actual voltage on the liftgate object sensors circuit as measured by the rear gate module. |
| Rear Gate Pinch Sensor Active | - | Inactive | This parameter will change from Inactive to Active when the rear gate pinch sensor is pressed |
| Rear Gate Travel | - | Less than 5% - greater than 80% | This parameter will change from less than 5% when the liftgate is in the close position to greater than 80% when the liftgate is in the open position |
| Rear Gate Max Height Learned | - | Learned | This displays Yes if the maximum height has been programmed |
RENDER: 1.0x
NO RELATED
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.