AUDI A4 1999 B5 / 1.G ATW Engine Ignition System Owner's Guide

Manufacturer: AUDI, Model Year: 1999, Model line: A4, Model: AUDI A4 1999 B5 / 1.G
Pages: 59, PDF Size: 0.53 MB
AUDI A4 1999 B5 / 1.G ATW Engine Ignition System Owner's Guide A4 1999 B5 / 1.G AUDI AUDI https://www.carmanualsonline.info/img/6/1077/w960_1077-0.png AUDI A4 1999 B5 / 1.G ATW Engine Ignition System Owner's Guide
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Page 31 of 59

AUDI A4 1999 B5 / 1.G ATW Engine Ignition System Owners Guide 28-30 Engine Coolant Temperature (ECT) sensor -G62-, checking Special tools and equipment VAG1526A VAG1594A VAG1598/31 VAS5051 with VAG5051/1 - or VAG1551 with VAG1551/3A Pa ge 31 of

Page 32 of 59

AUDI A4 1999 B5 / 1.G ATW Engine Ignition System Owners Guide 28-31 Component location Overview of component locations Page 24 -5 Test requirement: Engine cold Test sequence - Connect VAS5051 tester or VAG1551 scan tool

Page 33 of 59

AUDI A4 1999 B5 / 1.G ATW Engine Ignition System Owners Guide 28-32 Display fields 1 2 3 4 Display group 004: Coolant temperature, engine at idle Display xxxx/min xx.x volts xxx.x C xxx.x C Indicated Engine speed (RPM) Battery v

Page 34 of 59

AUDI A4 1999 B5 / 1.G ATW Engine Ignition System Owners Guide 28-33 Coolant temperature sensor with oval connector: All models: Range A shows the resistance values for the temperature range from 0- 50 C, and range B shows the values for the temper

Page 35 of 59

AUDI A4 1999 B5 / 1.G ATW Engine Ignition System Owners Guide 28-34 If specified value is obtained: - Connect VAG1598/31 test box at wiring harness to Engine Control Module (ECM), do not connect ECM Page 24 -19 . Coolant temperature se

Page 36 of 59

AUDI A4 1999 B5 / 1.G ATW Engine Ignition System Owners Guide 28-35 All models: - Check both wires to each other for short circuit. - Repair open circuit or short circuit if necessary. If no malfunctions are found in wires:

Page 37 of 59

AUDI A4 1999 B5 / 1.G ATW Engine Ignition System Owners Guide 28-36 Voltage supply for control module, checking Special tools and equipment VAG1526A VAG1594A VAG1598/31 Pa ge 37 of 59 I gnition s ystem, checkin g 11/21/2002 htt p://127.0.0.1:8080/a

Page 38 of 59

AUDI A4 1999 B5 / 1.G ATW Engine Ignition System Owners Guide 28-37 Test requirements: Fuses for engine electronics OK Electrical Wiring Diagrams, Troubleshooting & Component Locations Battery voltage at least 12.7 V G

Page 39 of 59

AUDI A4 1999 B5 / 1.G ATW Engine Ignition System Owners Guide Ground (GND) supply of the Engine Control Module (ECM) travels via connector terminal 1 and terminal 2. Pa ge 39 of 59 I gnition s ystem, checkin g 11/21/2002 htt p://127.0.0.1:8080/audi/servlet/Di

Page 40 of 59

AUDI A4 1999 B5 / 1.G ATW Engine Ignition System Owners Guide 28-38 - Connect multimeter for voltage measurement as follows: VAG1598/31 test box Socket Measure to 1 B+ 2 B+ 62 Engine Ground (GND) Specification: approx. b
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