ALISDAIR CUSICK
• Tools: 8 mm spanner, flat screwdriver, EAS software and PC, EAS cable, vice, tyre levers, jack and axle stand
TIME
2 HOURS
COST
£70.00
DIFFICULTY RATING
Last month we looked at changing a height sensor on an electronic air suspension (EAS) equipped Range Rover. This month, we look at probably the most likely item to cause a failure of the system, namely an air spring.
For anyone not familiar with EAS, a rubber bag pressurised with air replaces the steel coil springs between the axles and chassis. Air from the compressor, via the air tank, is regulated via the valve block supplying the air spring at each wheel, all controlled via measurements taken by the height sensor at each corner, and signalled to the ECU.
The air…