Engine Electrical System Specifications Engine ECM Model 1.4 L SAHA - Bosch Motronic MED 17.05.20 1.8 and 2.0 L BZB, CDAA, CDAB and CCZA - Bosch Motronic MED 17.5 3.6L CDVA - Bosch Motronic MED 9.1 1.6 L CAYC - Bosch EDC 17 CP 14 1.9L BXE, BLS - Bosch EDC...
Troubleshooting — general information Note: See also Section "Troubleshooting" Introductions. 1. Ignition and power systems are interrelated components of the engine management system, so some of its components may also perform functions related to the...
Preliminary checks 1. If a malfunction occurred shortly after the maintenance of a node, first of all, this node and its neighboring components should be carefully examined - it is possible that the cause of the failure is associated with...
Diagnostics of the engine management system On-board self-diagnosis system (OBD) 1. The models described in this manual are equipped with an on-board diagnostic system for European countries (EOBD). 2. Reading OBD system data and clearing the processor memory is...
Removal and installation of the ECM 1. Before removing the ECM, read its identification data and coding. If the ECM is being removed for replacement, connect a scan tool and run the "Replace engine control unit". 2. Turn off the ignition. 3. Remove the...
Removal and installation of parts of the engine management system 1. The location of sensors and other parts of the engine management system is indicated in illustrations 1.1 a-g and 1.2a-b of Chapter 4 . In addition, the sensors belonging to the ignition system are indicated in...
Removal and installation of parts of the ignition system 1. Details of the ignition system are shown on resist. illustrations. 7.1a Details of the ignition system of models 1.4 l 1 Spark plug, 30 Nm 2 Cable guide, 5 Nm 3 Ignition coil 4 Bolt, 10 Nm 5 CMP sensor "G40" 6 O-ring...
Removal and installation of glow plugs 2.0l TDI-CR engines (CFFB, CFGB, CLJA) 1. Remove the key from the ignition switch. 2. Remove the engine top cover. 3. If available, remove the sound insulation from the nozzles. 4. Disconnect the connector (1 per...