I have a polo 1.4 tdi and when I connect the battery my starter motor engages even when key is not in car ??
2003 Volkswagen Polo 1.4 tdi

Avatar
Thomas
Driver
1 points

Problem added: Aug 19, 2021 (1 month ago)
When I connect my battery the starter motor engages even without key in ignition
Car: Volkswagen Polo
Variant: 1.4 tdi
Model Year: 2003
Replies and Fixes
Avatar
whittingehame
Legend
21,202 points

Aug 19, 2021 (1 month ago)
Why was battery disconnected in the first place?
Avatar
Thomas
Driver
1 points

Aug 19, 2021 (1 month ago)
Replying to post by whittingehame:
Why was battery disconnected in the first place?
Because It was dead because of the starter just engaging I have worked it down to starter relay just trying to find It now
Avatar
whittingehame
Legend
21,202 points

Aug 19, 2021 (1 month ago)
Might help you

Fuses and relay Volkswagen Polo 9N
For the Volkswagen Polo 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009 model year.

Fuse box location.

ENPolo9N-blok

The main fuse carrier is located on battery cover.
The number of fuses always depends on the equipment fitted to the particular model.

ENPolo9N-blok-kapot

legend.

F1

(110A) Altemator

F2

(110A) Vehicle interior/ignition switch

F3

(50A) Power steering

F4

(50A) Engine control (EC) relay (AXU), glow plugs, secondary air injection (AIR) pump

F5

(40A) Engine coolant blower motor

F6

(40A) Anti-lock brake system (ABS)

F7

(40A) Anti-lock brake system (ABS)

F8

(30A) Engine coolant blower motor

F9



F10

(5A) Multifunction control module 1

F11

(5A) Air conditioning (AC), engine coolant blower motor control module

F12



F13

(5A) Automatic transmission (AT)

F14



F15



F16





Fuse box in passenger compartment Volkswagen Polo.

The fuse holder is located behind the cover in the left side of the dash panel.

fuse box diagram.

ENPolo9N-blok-salon

legend

F1

(10A) Rear screen wash/wipe system

F2

(5A) instrument illumination rheostat, licence plate lamps

F3

(5A) Rear fog lamps

F4

(5A) Brake pedal position (BPP) switch, cruise control, engine management

F5

(5A) Engine management

F6

(5A) Head lamp adjustment

F7

(5A) Engine management, power steering

F8

(5A) Heated door mirrors

F9

(10A) Engine management

F10

(5A)S-contact

F11

(5A) Electric/heated door mirrors

F12

(5A) RH side/tail lamps

F13

(5A) LH side/tail lamps

F14

(10A) Engine management, intake manifold heater

F15

(10A) Automatic transmission (AT)

F16

(10A) Wind screen wash/wipe system

F17

(5A) Engine management

F18

(5A) Air conditioning (AC), AC/heater recirculation, alarm system, anti-dazzle interior mirror, engine coolant blower motor control module, instrument panel, navigation system

F19

(10A) Heated wind screen waterjets, reversing lamps

F20

(5A) instrument panel

F21

(10A) RH headlamp- high beam

F22

(10A) LH headlamp-high beam

F23

(10A) Anti-lock brake system (ABS), electronic stability programme (ESP)

F24

(10A) Multifunction control modulel

F25

(10A) Engine management

F26

(10A) Stop lamps

F27

(5A) Anti-lock brake system (ABS)(with ESP), instrument panel

F28

(10A) Interior lamps

F29

(5A) Air conditioning (AC),data link connector(DLC), telephone

F30

(5A) Multifunction control modulel, AT selector lever lock, wind screen wiper rain sensor

F31

(25A) Electric window motor, front left

F32

(15A) Heated seats

F33

(15A) Alarm system horn

F34

(15A) Auxiliary power socket

F35

(20A)Sunroof

F36

(25A) AC/heater blower motor

F37

(15A/20A) ignition coil(s)/ignition amplifier(s)

F38

(25A) Electric window motor, rear left

F39

(25A) Electric window motor, front right

F40

(10A/30A) Engine management

F41

(15A) Fuel pump/fuel lift pump – petrol/TDI

F42

(20A) Engine management-AXU

F43

(15A) RH headlamp- low beam, head lamp adjustment

F44

(15A) Front fog lamps

F45

(15A) Engine management-AUB

F46

(20A) Wind screen wash/wipe system

F47

(20A) Heated rear window(^02/04)

F48

(15A) indicators/hazard warning amps

F49

(15A) Cigarette lighter

F50

(15A) Multifunction control module2, alarm system, central locking

F51

(15A) Audio system, navigation system

F52

(20A) Horn, windscreen wash/wipe system

F53

(25A) Electric window motor, rear right

F54

(15A) LH headlamp- low beam, head lamp adjustment



Relay carrier Volkswagen Polo.

The relay carrier is located on the driver side behind the dash panel cover.

ENPolo9N-blok-salon-2

1



2



3

(100) Glow plug relay

4

(53) Fuel lift pump relay(TDI)

5

(449) Door edge/puddle lamps relay

6

(53) Headlamp washer pump relay

7

(126) Starter motor inhibitor switch relay

8

(53) Auxiliary heater relay 1, low output

9

(100) Auxiliary heater relay 2, high output (Diesel)

10

(53/429) Engine control (EC) relay (petrol, except AXU)

11

(18) Ignition auxiliary circuits relay

12

(404) Fuel system primer relay(petrol, except AXU)

13

(167) Fuel pump(FP) relay(petrol, except AXU)

14



15

(109) Engine control (EC)relay(Diesel)

F1

(40A) Auxiliary heater

F2

(40A) Auxiliary heater

F3

(40A) Auxiliary heater

.
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Battery
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Starter Motor
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Starter Relay
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Glow Plugs
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Ignition Coil
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Glow Plug Relay
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Blower Motor Relay
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ABS Pump Relay
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Horn
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Intake Manifold
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Heater Blower Motor
Click to read more about the part & problem symptoms

Recalls
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