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 MANUALSHONDA2007RIDGELINE RTSREPAIR AND DIAGNOSISDRIVELINES & AXLESDIFFERENTIALS & DRIVE AXLESREAR DIFFERENTIALDTC TROUBLESHOOTINGNOTES
2007 Honda Ridgeline RTS
DTC Troubleshooting: Notes
2007 Honda Ridgeline RTSSECTION Notes
DTC INDEX
| DTC | Description |
|---|---|
| DTC 21 | 1, 21-2, 22-1, 22-2: Front Wheel Sensors |
| DTC 23 | 1, 23-2, 24-1, 24-2: Rear Wheel Sensors |
| DTC 26 | 1: VSA Modulator Control Unit or Wire Harness |
| DTC 37 | 1, 38-1: Engine RPM Signal Circuit |
| DTC 41 | 1,41-2: CAN Communication (PCM/VSA System) |
| DTC 42 | 1, 42-2, 43-1: Differential Oil Temperature Sensor |
| DTC 44 | 1: VTM-4 Relay |
| DTC 51 | 1, 52-1, 53-1, 53-2, 54-1: Left Clutch Electromagnetic Coil |
| DTC 53 | 2, 55-1, 56-1, 57-1, 58-1: Right Clutch Electromagnetic Coil |
| DTC 59 | 1: Right/Left Clutch Electromagnetic Coil Power Supply |
| DTC 73 | 1: MAP (Manifold Absolute Pressure) Sensor, or PCM |
| DTC 76 | 1: Rear Differential Clutch Warning System |
| DTC 77 | 1: PCM |
| DTC 78 | 1: VTM-4 Control Unit |
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.