Transmission Maintenance

Transmission Maintenance

Maintenance is the key to vehicle reliability, and is the bread-and-butter of the independent workshop. Most vehicle owners know to get their oil changed regularly – witness the growth of quick-lube joints – but what about that automatic transmission?

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Mercedes-Benz Electrically-Powered Steering

Mercedes-Benz Electrically-Powered Steering

Introduced in 2011 with the CLS (218) model, virtually every new Mercedes-Benz model that’s appeared since then has this innovative system. We’ll explain how it works and offer some tips for when something’s not quite right.

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All Charged Up

All Charged Up

The design, operation, and diagnosis of charging systems and battery control modules, and a look at AC ripple and the problems it can cause.

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The Intelligent Servo Module

The Intelligent Servo Module

The 722.9 New Automatic Gearbox 2 (NAG2) automatic transmission replaced the shifting linkage in some versions with an Intelligent Servo Module, or ISM.

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The MAF Sensor and its Diagnosis

The MAF Sensor and its Diagnosis

In general use for over three decades, this sensor has proved itself extremely dependable, if you maintain its living conditions and avoid cheap air filters.

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