Electrical system

Chapter overview

• Starter, Current supply
  1
• 1 Battery
  1
• 1.1 Battery
  1
• 1.2 Battery contents list
  1
• 1.3 Fundamentals for batteries
  1
• 1.4 Battery handling instructions
  2
• 1.5 Batteries with condition indicator
  3
• 1.6 Visual check
  4
• 1.7 Checking electrolyte level (batteries with condition indicator)
  4
• 1.8 Batteries without condition indicator
  5
• 1.9 Checking electrolyte level
  6
• 1.10 Checking specific gravity
  8
• 1.11 Battery discharge (load) test
  10
• 1.12 Battery charging
  11
• 1.13 Removing and installing battery
  12
• 1.14 Explanation of central gas venting
  17
• 2 Starter
  18
• 2.1 Starter
  18
• 2.2 Removing and installing starter (petrol engine)
  18
• 2.3 Removing and installing starter (diesel engine)
  21
• 3 Removing and installing alternator with ribbed belt
  22
• 3.1 Removing and installing alternator with ribbed belt
  22
• 3.2 4-cylinder fuel injection engine with basic belt drive, vehicles > 04.99
  23
• 3.3 4-cylinder fuel injection engine with basic belt drive, vehicles 05.99 >
  26
• 3.4 4-cylinder fuel injection engine with power-assisted steering, vehicles > 04.99
  29
• 3.5 4-cylinder fuel injection engine with power-assisted steering, vehicles 05.99 >
  32
• 3.8 4-cyl. diesel engine, vehicles > 04.99
  43
• 3.9 4-cyl. diesel engine vehicles 05.99 >
  45
• 3.10 3-Cyl. Diesel engine
  47
• 3.11 Ribbed belt drive
  49
• 3.12 Checking V-belt
  51
• 3.13 Checking ribbed belt
  52
• 3.14 Removing and installing ribbed belt
  52
• 3.15 Compact alternator with ribbed belt drive, vehicles >04.99
  56
• 3.16 Checking alternator carbon brushes, vehicles >04.99
  57
• 3.17 Removing and installing voltage regulator for alternator, vehicles > 04.99
  57
• 3.18 Compact alternator with ribbed belt drive, vehicles 05.99 >
  58
• 3.19 Checking alternator carbon brushes, vehicles 05.99 >
  58
• 3.20 Removing and installing voltage regulator for alternator, vehicles 05.99 >
  59
• 3.21 Replacing alternator ribbed belt pulley
  59
• 3.22 Removing and installing ribbed belt pulley with freewheel
  60
• Gauges, Instruments
  63
• 1 Dash panel insert for vehicles > 1997
  63
• 1.1 Dash panel insert for vehicles > 1997
  63
• 1.2 Removing and installing dash panel insert
  63
• 1.3 Renewing bulbs in dash panel insert (VDO)
  64
• 1.4 Renewing bulbs in dash panel insert (MOTOMETER)
  67
• 1.5 Dash panel insert (MOTOMETER) warning lamp symbols
  69
• 1.6 Connector contact assignment on dash panel insert
  71
• 1.7 Checking voltages and bulbs with test box V.A.G. 1598
  72
• 2 Dash panel insert for vehicles 1998 >
  73
• 2.1 Dash panel insert for vehicles 1998 >
  73
• 2.2 Removing and installing dash panel insert
  73
• 2.3 Dash panel insert, rear
  77
• 2.4 Warning lamp symbols in dash panel insert
  80
• 2.5 Connector contact assignment on dash panel insert
  83
• 3 Dash panel insert for vehicles 10.99 >
  85
• 3.1 Dash panel insert for vehicles 10.99 >
  85
• 3.2 Removing and installing dash panel insert
  85
• 3.3 Dash panel insert, rear, vehicles 10.99 >
  87
• 3.4 Warning lamp symbols in dash panel insert (apart from Polo GTI)
  89
• 3.5 Description of display instruments (apart from Polo GTI)
  91
• 3.6 Warning lamp symbols in dash panel insert (only Polo GTI)
  93
• 3.7 Description of display instruments (only Polo GTI)
  95
• 3.8 Connector contact assignment on dash panel insert
  96
• 4 Service interval display for vehicles > 1997
  97
• 4.1 Service interval display for vehicles > 1997
  97
• 4.2 Zeroing service interval display
  98
• 4.3 Flexible service interval display
  98
• 4.4 Zeroing flexible service interval display
  99
• 4.5 Entering service interval data
  99
• 5 Service interval display for vehicles 1998 >09.99
  101
• 5.1 Service interval display for vehicles 1998 >09.99
  101
• 5.2 Resetting service interval display
  102
• 6 Service interval display for vehicles 10.99 >
  103
• 6.1 Service interval display for vehicles 10.99 >
  103
• 6.2 Resetting service interval display
  104
• Windscreen wipe and wash system
  106
• 1 Windscreen wiper system
  106
• 1.1 Windscreen wiper system
  106
• 1.2 Removing and installing windscreen washer system, vehicles > 09.99
  106
• 1.3 Removing and installing windscreen wiper system, vehicles 10.99 >
  109
• 1.4 Removing and installing wiper blade rubber
  114
• 2 Windscreen washer system
  115
• 2.1 Windscreen washer system
  115
• 2.2 Assembly overview: Windscreen washer system, vehicles > 09.99
  115
• 2.3 Assembly overview: Windscreen washer system, vehicles 10.99 >
  117
• 2.4 Adjusting windscreen washer system jets
  118
• 2.5 Renewing windscreen washer system jets, vehicles 10.99 >
  119
• 2.6 Removing windscreen washer system reservoir, vehicles 10.99 >
  120
• 3 Rear window wipe/wash system
  120
• 3.1 Rear window wipe/wash system
  120
• 3.2 Assembly overview: Rear wipe and wash system, vehicles >09.99
  121
• 3.3 Assembly overview: Rear window wipe and wash system, vehicles 10.99 >
  123
• 3.4 Adjusting rear window wiper rest position, vehicles > 09.99
  125
• 3.5 Adjusting rear window wiper rest position, vehicles 10.99 >
  125
• 3.6 Adjusting washer jets
  126
• 3.7 Renewing washer jet, vehicles 10.99 >
  127
• 3.8 Removing rear window wiper, vehicles 10.99 >
  127
• 4 Headlight washer system
  129
• 4.1 Headlight washer system
  129
• 4.2 Assembly overview: Headlight washer system, vehicles > 09.99
  129
• 4.3 Assembly overview: Headlight washer system, vehicles 10.99 >
  131
• 4.4 Adjusting washer jets, vehicles > 09.99
  133
• 4.5 Adjusting washer jets, vehicles 10.99 >
  133
• 4.6 Removing and installing spray jet retainer, vehicles 10.99 >
  134
• 4.7 Removing and installing washer jet lift cylinder, vehicles 10.99 >
  135
• 4.8 Removing headlight washer system reservoir, vehicles 10.99 >
  135
• Lights, Lamps, Switches - exterior
  137
• 1 Headlight
  137
• 1.1 Headlight
  137
• 1.2 Assembly overview: Headlight, vehicles > 09.99
  137
• 1.3 Assembly overview: Headlight, vehicles 10.99 >
  139
• 1.4 Assembly overview: Headlights with gas discharge bulbs, vehicles 10.99 >
  141
• 1.5 Adjusting headlight, vehicles > 09.99
  143
• 1.6 Adjusting headlights, vehicles 10.99 >
  144
• 1.7 Removing and installing headlights, vehicles >09.99
  145
• 1.8 Removing and installing headlights, vehicles 10.99 >
  145
• 1.9 Replacing headlight bulb, vehicles > 09.99
  146
• 1.10 Replacing headlight bulb, vehicles 10.99 >
  147
• 1.11 Replacing headlight bulb with gas discharge
  149
• 1.12 Removing and installing headlight range control positioning motor, vehicles 10.99 >
  152
• 1.14 Removing and installing gas discharge bulb control unit
  155
• 2 Front fog lights
  157
• 2.1 Front fog lights
  157
• 2.2 Removing and installing front fog lights, vehicles >09.99
  157
• 2.3 Removing and installing fog lights, vehicles 10.99 >
  158
• 2.4 Removing and installing foglight bulb, vehicles >09.99
  159
• 2.5 Removing and installing fog light bulb, vehicles 10.99 >
  160
• 3 Front turn signals
  161
• 3.1 Front turn signals
  161
• 3.2 Removing and installing front turn signals, vehicles > 09.99
  161
• 3.3 Removing and installing front turn signal, vehicles 10.99 >
  162
• 3.4 Replacing turn signal bulb, vehicles > 09.99
  163
• 3.5 Replacing turn signal bulb, vehicles 10.99 >
  164
• 4 Side mounted turn signals
  164
• 4.1 Side mounted turn signals
  164
• 4.2 Removing and installing side mounted turn signals
  164
• 5 Tail lights
  165
• 5.1 Tail lights
  165
• 5.2 Assembly overview: Tail light, vehicles >09.99
  166
• 5.3 Assembly overview: Tail light, vehicles 10.99 >
  167
• 5.4 Removing and installing tail light, vehicles >09.99
  168
• 5.5 Removing and installing tail light, vehicles 10.99 >
  169
• 5.6 Removing and installing tail light bulb holder, vehicles > 09.99
  170
• 5.7 Removing and installing tail light bulb holder, vehicles 10.99 >
  171
• 6 Additional brake light
  172
• 6.1 Additional brake light
  172
• 6.2 Assembly overview, vehicles >09.99
  172
• 6.3 Removing and installing additional brake light, vehicles > 09.99
  173
• 6.4 Removing and installing additional brake light, vehicles 10.99 >
  173
• 6.5 Removing and installing additional brake light, Polo GTI 10.99 >
  175
• 7 Number plate lights
  176
• 7.1 Number plate lights
  176
• 7.2 Removing and installing number plate light, vehicles > 09.99
  176
• 7.3 Removing and installing number plate light, vehicles 10.99 >
  177
• 8 Steering column switch and starter/ignition switch
  178
• 8.1 Steering column switch and starter/ignition switch
  178
• 8.2 Assembly overview: Steering column, vehicles > 09.99
  178
• 8.3 Assembly overview: Steering column, vehicles 10.99 >
  182
• 8.4 Removing and installing steering column switch, vehicles > 09.99
  186
• 8.5 Removing and installing steering column switch, vehicles 10.99 >
  187
• 8.6 Wiring connections on steering column switches
  190
• 8.7 Removing and installing steering lock housing, vehicles > 09.99
  191
• 8.8 Removing and installing steering lock housing, vehicles 10.99 >
  194
• 8.9 Removing and installing lock cylinder, vehicles >09.99
  197
• 8.10 Removing and installing lock cylinder, vehicles 10.99 >
  198
• 8.11 Removing and installing ignition/starter switch
  199
• 8.12 Connector pin assignment on steering column switch
  200
• Lights, Lamps, Switches - interior
  201
• 1 Immobilizer
  201
• 1.1 Immobilizer
  201
• 1.2 Assembly overview: Immobilizer, vehicles > 09.99
  201
• 1.3 Assembly overview: Immobilizer, vehicles 10.99 >
  202
• 1.4 Removing and installing immobilizer control unit, vehicles > 09.99
  202
• 1.5 Removing and installing immobilizer control unit, vehicles 10.99 >
  203
• 1.6 Removing and installing immobilizer reader coil -D2-, vehicles > 09.99
  204
• 1.7 Removing and installing immobilizer reader coil -D2-, vehicles 10.99 >
  204
• 1.8 Transponder
  204
• 2 Interior lights and switches
  205
• 2.1 Interior lights and switches
  205
• 2.2 Removing and installing switches in dash panel, vehicles > 09.99
  205
• 2.3 Removing and installing switches in dash panel, vehicles 10.99 >
  208
• 2.4 Removing and installing lighting switch, vehicles > 09.99
  210
• 2.5 Removing and installing lighting switch, vehicles 10.99 >
  210
• 2.7 Removing and installing switches in centre of dash panel, vehicles > 09.99
  212
• 2.8 Removing and installing switches in centre of dash panel, vehicles 10.99 >
  212
• 2.9 Removing and installing hazard warning light switch -E3-, vehicles 10.99 >
  213
• 2.10 Removing and installing interior light, vehicles 10.99 >
  214
• 2.12 Removing and installing window lifter switch, vehicles 10.99 >
  215
• 2.14 Removing and installing door contact switch, vehicles 10.99 >
  217
• Wiring
  218
• 1 Removing and installing relay plate, coupling station and fuse holder
  218
• 1.1 Removing and installing relay plate, coupling station and fuse holder
  218
• 1.2 Removing and installing relay plate, vehicles > 1997
  218
• 1.3 Removing and installing multi-pin plug behind relay plate, vehicles > 1997
  219
• 1.4 Removing and installing fuse holder and relay carrier, vehicles 1998 >09.99
  220
• 1.6 Removing and installing fuse holder in front left footwell, vehicles 1998 >09.99
  220
• 1.7 Removing and installing relay plate, vehicles 10.99 >
  221
• 1.8 Removing and installing multi-pin plug below relay plate, vehicles 10.99 >
  224
• 1.9 Removing and installing fuse holder in front left footwell, vehicles 10.99 >
  225
• 2 Wiring harness and connector repairs
  228
• 2.1 Wiring harness and connector repairs
  228