How to remove the injection pump on a Volkswagen Jetta?
ALH engine VW TDI injection pump removal and replacement How to remove the injection pump on your Volkswagen TDI Reinstalling your Volkswagen Jetta, Golf, or New Beetle ALH engine fuel pump (IP), Part 2 back to part 1 Also review ALH timing belt part 2 – installationto make sure you understand what you are doing.
Where is the black plug on a VW injection pump?
Two will go on either side of the banjo return line. The fourth is for the fuel supply line union (left side where black plug is located). * Install the injection pump onto the support bracket, hand tighten the rear mounting bolt, and place the connector wires into its wire clip/holder.
What do I need to replace injection pump in ALH engine?
The pump hub nut may have to be rotated slightly with a 22mm wrench to get the A4 TDI Pump Pin inserted completely.
Where is the alignment pin on a TDI injection pump?
Do not tighten the bolts quite yet, but leave them loose. * Lock the injection pump sprocket using the A4 TDI Pump Pin, making certain that the pin enters the alignment hole toward the top of the injection pump and not to the side of the hole (common mistake). Refer to the earlier pictures.
Where to put timing belt on injection pump?
* Place the timing belt onto the injection pump sprocket and tensioning roller, and thread under the idler roller. The camshaft sprocket may need to be removed (loosen the 19mm bolt all the way) to get the timing belt on.
What kind of oil burner does VW Jetta have?
Known for its mechanical simplicity, the ALH 1.9L four-cylinder oil burner features a 2-valve cylinder head, a Bosch rotary injection pump that feeds conventional, pop-off style injectors and a vacuum-actuated variable geometry turbocharger.
What kind of engine does a VW Jetta have?
A second injector nozzle option, the popular PP764 nozzle, also offers a path to 180whp or more. Found on the 150hp European version of the 1.9L engine, the Garrett VNT-17 has long been a popular turbo upgrade for state-side Jetta TDI’s.
How big are the fuel injectors in a TDI?
When replacing nozzles in an unmodified TDI (not chip tuned), many owners will increase the nozzle size one step. That means .184 nozzles in an automatic transmission car, and
Which is the best nozzle for a VW Jetta?
A more moderate nozzle upgrade (also from Kerma TDI) is the DLC 1019 nozzle, which can yield as much as 60 additional horsepower (at the wheels) and 110 lb-ft over stock with the factory turbo still feeding the engine.
What causes fuel injectors to leak in Volkswagen Jetta?
Engine Locks Up – Once too much gas gets in the oil, the motor will lock up. If you have reason to suspect there is gas in your oil, do not drive your Jetta. Change the oil. Leaking fuel injectors are often caused by a bad a crack in their body.
How to check fuel pump injection timing-diesel engine?
Diesel fuel injection pump timing issues are more common in older engines and might be more commonly experienced by owners of old roadsters, tractors or similar engines. If it is an older diesel engine with a mechanical fuel injection pump, you will need to check for the type of crankshafts, pipes, cylinders, gears etc of your model.
What makes a 1.9 liter TDI engine pump injection?
Trapezoidal Piston and Connecting Rod To accommodate the higher combustion pressures in the 1.9-liter TDI engine with pump injection system than are encountered in the base engine, the piston hub and the connecting rod eye are trapezoidal in shape. SSP209/007 5 Engine – Mechanics
What kind of pump injection system does VW use?
In association with Bosch, Volkswagen has succeeded in developing a diesel engine with a solenoid valve controlled pump injection system suitable for use in passenger cars. The 1.9-liter TDI engine with the new pump injection system meets the stringent demands for improved performance and cleaner emissions.
When did rotary pump fuel injectors come out?
First, let’s get this out of the way: Fuel injectors are a wear item on all diesels, including the VE, or rotary pump TDIs sold in North America from 1996 through 2003.
What does the locking pin on the injection pump do?
If you don’t have a VCDS but the engine starts, just try to find someone later who has it and use their VCDS to check and fine tune the timing. The purpose of the locking pin on the injection pump is to ensure that the car will start and is set to the approximate correct timing.
How big of a bolt do you need for an injection pump?
* Position the injection pump in the bracket and tighten the front bolts with a 13mm socket to 18 ft-lb (25 Nm) and then tighten the rear bolt with a 13mm socket to 18 ft-lb (25 Nm).