Preparation For Test

1. Vehicle battery must be sufficiently charged (electrolyte specific gravity: >= 1:3.6).
2. Check fuses OK.
3. Model 129 without ADS and model 140:
Rear axle sensor (headlamp range adjustment) (A51) and front axle sensor (headlamp range adjustment) (A52) are mechanically OK.
4. Model 129 with ADS:
5. Front axle level sensor (B22/2) and rear axle level sensor (B22/3) are mechanically OK.

Special Tools:

Conventional tools, test equipment
Description Brand, model, etc.
Multimeter 1) Fluke models 23, 83, 85, 87

1) Available through the MBNA Standard Equipment Program.