Golf L4-1.9L DSL Turbo (ALH) (1999)
-
Replacing. See: Computers and Control Systems/Engine Control Module/Service and Repair
-
Coding. See: Computers and Control Systems/Engine Control Module/Testing and Inspection
-
Checking altitude sensor -F96- see Checking intake manifold pressure and altitude sensor. See: Computers and Control Systems/Manifold
Pressure/Vacuum Sensor/Testing and Inspection
6
-
Connector, 28-pin
-
Only disconnect or connect with ignition switched off
-
Release to disconnect
7
-
EGR Vacuum Regulator Solenoid Valve -N18-*/**
8
-
Injector
-
For No.3 cylinder with Needle Lift sensor -G80-*
9
-
Wastegate Bypass Regulator Valve -N75-*/**
10
-
Mass Air Flow (MAF) sensor -G70-*
-
Checking. See: Air Flow Meter/Sensor/Testing and Inspection
11
-
O-ring
-
Replace if damaged
12
-
Retaining clip
-
Check if sealed securely
13
-
Engine Coolant Temperature (ECT) Sensor -G62-*
-
Blue
-
For engine control module
-
With ECT sensor -G2-
-
If necessary release pressure in cooling system before removing
-
Wiring chamber 1 and wiring chamber 3 for -G62-
-
Terminals 1 and 3 gold plated
14
-
10 Nm (7 ft lb)
15
-
Engine Speed (RPM) Sensor -G28-*
-
Checking. See: Computers and Control Systems/Engine Speed Sensor/Testing and Inspection
16
-
Spacer
17
-
2-pin connector
-
Brown
-
For Needle Lift Sensor -G80-
18
-
2-pin connector
-
Black
-
For RPM Sensor -G28-
19
-
10-pin connector
-
Black
-
For Fuel Temperature Sensor -G81-
-
For Cold Start Injector -N108-
-
For Fuel Cut-off Valve -N109-
-
For Quantity Adjuster -N146-
-
For Modulating Piston
Displacement Sensor -G149-
20
-
Cold Start Injector -N108-*/**
-
Checking injection timing control range. See: Diesel MFI Pump/Testing and Inspection
21
-
Fuel Cut-off Valve -N109-*/**
22
-
Injection pump quantity adjuster
-
With Fuel Temperature Sensor -G81-*
-
With Quantity Adjuster -N146-*
-
With Modulating Piston Displacement Sensor -G149-*
23
-
Manifold Absolute Pressure (MAP) Sensor -G71-* and Intake Air Temperature (IAT) Sensor -G72-*
-
Checking MAP Sensor. See: Computers and Control Systems/Manifold Pressure/Vacuum Sensor/Testing and Inspection
-
Checking IAT Sensor. See: Computers and Control Systems/Intake Air Temperature Sensor/Testing and Inspection