Check Regulator And Alternator - AR15.40-P-5000MFG
WARNING: This page does not describe the selected car, but rather 12 other vehicles, including the 2023 Mercedes-Benz CLA45 AMG, 2023 Mercedes-Benz CLA35 AMG, 2023 Mercedes-Benz CLA250, 2022 Mercedes-Benz CLA45 AMG, and 2022 Mercedes-Benz CLA35 AMG. However, it is still accessible from the selected car via links, so may be relevant.
Engine 139 in model 118, 177, 247
Shown on model 177
| Risk of accident from vehicle starting off by itself when engine running. Risk of injury (bruises and burns) resulting from working on the engine while it is being started or when it is running. | Secure vehicle to prevent it from starting off by itself. Wear closed and snug-fitting work clothes. Do not touch hot or rotating parts. | AS00.00-Z-0005-01A | |
| Check | |||
| 1 | Check condition of on-board electrical system battery (G1). | If there are problems, ↓ Replace on-board electrical system battery (G1). |
AR54.10-P-1129MFA |
| 2 | Connect diagnostic system (0100) to diagnostics connection (X11/4x1). | ||
| AD00.00-P-2000-06MFA | |||
| 3 | Start engine and warm up to normal operating temperature (approx. 80°C). | ||
| 4 | Check alternator (G2) and regulator with vehicle diagnosis system (0100). | If there are problems, ↓ Replace alternator (G2). |
AR15.40-P-5032MFG |
| 5 | Switch off engine. | ||
| 6 | Disconnect vehicle diagnosis system (0100). | ||
| AD00.00-P-2000-06MFA |