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.
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HOMESERVICE MANUALSCADILLAC2011CTS V, 2D COUPE, STANDARDREPAIR AND DIAGNOSISELECTRICALWIRING DIAGRAMSWIRING SYSTEMS AND POWER MANAGEMENT - COMPONENT CONNECTOR END VIEWS - DOOR HANDLE SWITCH THROUGH FOG LAMPCOMPONENT CONNECTOR END VIEWSELECTRONIC SUSPENSION CONTROL (ESC) MODULE (F55) CONNECTOR END VIEW
2011 Cadillac CTS V, 2D Coupe, Standard
Electronic Suspension Control (ESC) Module (F55) Connector End View
2011 Cadillac CTS V, 2D Coupe, StandardSECTION Electronic Suspension Control (ESC) Module (F55) Connector End View
Electronic Suspension Control (ESC) Module (F55)
| Pin | Wire | Circuit | Function |
|---|---|---|---|
| 1 | - | - | Not Used |
| 2 | 0.35 PU/WH | 1205 | Left Front Suspension Position Sensor Voltage Reference |
| 3 | 0.35 PU/WH | 1211 | Right Front Suspension Position Sensor Voltage Reference |
| 4 | 0.35 OG/BK | 1208 | Left Rear Suspension Position Sensor Voltage Reference |
| 5 | 0.35 OG/BK | 1214 | Right Rear Suspension Position Sensor Voltage Reference |
| 6-10 | - | - | Not Used |
| 11 | 0.35 L-GN/BK | 1215 | Right Rear Suspension Position Sensor Low Reference |
| 12-16 | - | - | Not Used |
| 17 | 0.35 TN/WH | 1207 | Left Front Suspension Position Sensor Signal |
| 18 | 0.35 TN/WH | 1213 | Right Front Suspension Position Sensor Signal |
| 19 | 0.35 L-GN/WH | 1216 | Right Rear Suspension Position Sensor Signal |
| 20-23 | - | - | Not Used |
| 24 | 0.5 TN | 2501 | High Speed GMLAN Serial Data Bus - |
| 25 | 0.5 TN/BK | 2500 | High Speed GMLAN Serial Data Bus + |
| 26 | 0.35 L-BU/BK | 1212 | Right Front Suspension Position Sensor Low Reference |
| 27 | 0.35 L-GN/BK | 1209 | Left Rear Suspension Position Sensor Low Reference |
| 28 | 0.8 OG/BK | 1013 | Left Rear Damper Low Reference |
| 29 | 0.8 BN | 1009 | Right Front Damper Low Reference |
| 30 | 0.8 L-GN | 1005 | Left Front Damper Low Reference |
| 31 | 0.35 L-BU | 5986 | Serial Data Communication Enable |
| 32 | 2 RD/WH | 5340 | Battery Positive Voltage |
| 33 | 0.35 L-GN/WH | 1210 | Left Rear Suspension Position Sensor Signal |
| 34-38 | - | - | Not Used |
| 39 | 0.5 TN | 2501 | High Speed GMLAN Serial Data Bus - |
| 40 | 0.5 TN/BK | 2500 | High Speed GMLAN Serial Data Bus + |
| 41 | 0.35 L-BU/BK | 1206 | Left Front Suspension Position Sensor Low Reference |
| 42 | 0.8 YE | 1014 | Right Rear Damper Control |
| 43 | 0.8 OG | 1010 | Left Rear Damper Control |
| 44 | 0.8 PU | 1017 | Right Rear Damper Low Reference |
| 45 | 0.8 WH/BK | 1006 | Right Front Damper Control |
| 46 | 0.8 OG/BK | 1448 | Left Front Damper Control |
| 47 | 2 BK | 850 | Ground |
Connector Part Information
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Terminal Part Information
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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.