LH-Jetronic 2.4 Throttle Position Switch

Part 1 - The Throttle Position Switch

This section provides a basic overview of what the Throttle Position Switch is, what it looks like in the engine bay, and where to find it on the engine.

Part 2 - Its Importance

This section runs through the importance of a functioning Throttle Position Switch and briefly explains its role in the (albeit primitive) engine management.

Part 3 - How To Test It

This section runs through using the on-board diagnostics box to test the Throttle Position Switch, as well as some more generic tests for those without such a system in place.

Part 4 - Removal & Opening

This section covers the removal of the Throttle Position Switch unit, as well as how to open the unit once it is off the car.

Part 5 - The Issue

This section discusses the issue found with this particular unit, and the symptoms it provided.

Part 6 - The Remedy

This section talks about the remedial action that was undertaken in the hopes that it can save someone else the (roughly) £50 that it would cost for a replacement unit of a no doubt lesser quality.