Power and Exhaust System Specifications System type Models with 1.4L engine: KFX engines: Models up to 1999 - Magneti Marelli 1 AP Models since 1999: L3 emissions standard - Sagem Lucas SL96 Emission standard L4 - Bosch Motronic MP7.3 KFW engines - Sagem...
General information and precautions The fuel system includes a fuel tank (installed under the rear of the car), electric fuel pump (immersed in a tank), fuel filter, fuel supply lines and fuel return lines (on early models). The fuel pump delivers fuel to...
Air filter assembly and intake ducts — removal and installation Note. If hoses are secured with crimp-type clamps or wire clamps, cut and discard them and install with standard worm-drive clamps (screw) clamp or new wire ties. Removing Models manufactured before September 2002 with...
Accelerator cable — removal, installation and adjustment Removing 1. Disconnect the accelerator cable from the cam on the throttle body or from the accelerator pedal position sensor, and then pull the cable sheath out of the corresponding rubber grommet on the support...
Accelerator pedal removal and installation Removing 1. Disconnect the accelerator cable from the pedal as described in previous paragraph . Right hand drive models 2. Unscrew the nut at the end of the pedal axle, holding the axle with an open end wrench on the...
Unleaded Gasoline — General Information and Usage Note. The information presented in this paragraph was correct at the time of writing. See your Peugeot/Citroen dealer for the latest information. If you are going to travel abroad, please consult with an engine or fuel...
Engine management system — general information Note. Electronic control unit (BEU) fuel injection is distinguished by the presence of a function «self-learning». This means that when the engine is running, the BEU monitors and records the settings that provide...
Fuel System — Pressure Relief and Boost Note. Before starting work, read the warning given in paragraph 1 . Pressure relief Attention! The following procedure will only depressurize the fuel system, but remember that there is still fuel in the system and be...
Fuel pump — removal and installation Removing 1. Remove the fuel tank as described in paragraph 10 . 2. Press the locking elements on the quick coupling (-Oh) and disconnect the fuel line (-s) from the top of the pump. Plug the end of the fuel line to...
Fuel gauge sensor — removal and installation The fuel gauge sensor is an integral part of the fuel pump and is not available separately. For removal and installation information, see paragraph 8 .
Fuel tank — removal and installation Note. Before starting work, read the warning given in paragraph 1 . Removing 1. Drain as much fuel as possible before removing the tank. Since there is no drain plug, it is preferable to remove the tank when it is...
Engine management system — check and adjustment Examination 1. If a malfunction occurs in the engine management system, first check the reliability of the docking of all electrical connectors of the system and the absence of corrosion in them. Make sure the problem...
Throttle body — removal and installation Removing 1. Remove the air filter assembly as described in paragraph 2 . 2. Disconnect the accelerator cable from the throttle cam (if applicable). 3. Mark the installation position of the electrical connectors on the...
Fuel rail and injectors Note. Before starting work, read the warning given in paragraph 1 . Note. If an injector malfunction is suspected, it is worth trying one of the commercially available injector cleaners before removing the injectors....
Fuel pressure control Note. The following procedure applies to models where the fuel pressure regulator is installed on the fuel rail. On later models, the regulator is mounted on the top of the fuel tank or integrated with the fuel pump....
Throttle Potentiometer Note. On 1.6L engine models with the Sagem S2000 system and all 1.6L engine models, the throttle potentiometer is an integral part of the throttle body and cannot be removed. 21. Disconnect the ground wire from the...
Electronic control unit Note. If a new electronic control unit is to be installed (BEU), have this work done by a Peugeot/Citroen dealer. After installing a new BEU, it is necessary to perform its initialization procedure, which requires the...
Engine management sensors Manifold pressure sensor 41. The manifold pressure sensor is mounted on the front of the intake manifold. 42. Disconnect the ground wire from the battery (see « Disconnecting the battery »). 43. Disconnect the...
Inlet manifold removal and installation Removing Models with 1.4L engine 1. Remove the air filter assembly as described in paragraph 2 . 2. Remove the fuel rail and injectors as described in paragraph 13 . 3. If you have not already done so, disconnect the...
Exhaust manifold — removal and installation Removing 1. On models with a 1.4L engine with secondary air injection, remove the secondary air injection valve as described in chapter 4D . 2. Fully apply the parking brake. Raise the front of the vehicle and securely...
Release system — general information, removal and installation General information 1. On early models, the exhaust system consists of four sections: front pipe, catalytic converter, intermediate pipe and center silencer, and rear pipe with rear silencer. All sections are connected...