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.
1999 Mercedes Benz CLK430FACTORY OEM SERVICE PROCEDURE
Automatic Transmission DTCS
DIAGNOSTIC TROUBLE CODE LIST
| DTC | Diagnostics |
|---|---|
| Fault codes 002 to 017 | |
| P0700 | Electronic transmission control (ETC), diagnostic trouble code memory |
| P0702 | Electronic transmission control (ETC), diagnostic trouble code memory |
| P0705 | Electronic transmission control (ETC), diagnostic trouble code memory |
| P0715 | Electronic transmission control (ETC), diagnostic trouble code memory |
| P0743 | Electronic transmission control (ETC), diagnostic trouble code memory |
| P0748 | Electronic transmission control (ETC), diagnostic trouble code memory |
| P0753 | Electronic transmission control (ETC), diagnostic trouble code memory |
| P0758 | Electronic transmission control (ETC), diagnostic trouble code memory |
| P0763 | Electronic transmission control (ETC), diagnostic trouble code memory |
| Fault codes 018 to 033 | |
| P0705 | Electronic transmission control (ETC), diagnostic trouble code memory |
| P0720 | Electronic transmission control (ETC), diagnostic trouble code memory |
| Fault codes 034 to 049 | |
| P0700 | Electronic transmission control (ETC), diagnostic trouble code memory |
| P0705 | Electronic transmission control (ETC), diagnostic trouble code memory |
| P0720 | Electronic transmission control (ETC), diagnostic trouble code memory |
| Fault codes 050 to 065 | |
| P0700 | Electronic transmission control (ETC), diagnostic trouble code memory |
| P0702 | Electronic transmission control (ETC), diagnostic trouble code memory |
| P0730 | Electronic transmission control (ETC), diagnostic trouble code memory |
| P0740 | Electronic transmission control (ETC), diagnostic trouble code memory |
Factory Service Tools
Use the Manual With the Right Hardware
Pair factory procedures with proven DIY tools so the instructions are easier to execute.
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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.