Wiring diagrams

Legend for all wiring diagrams

50steps
~300min
4/5difficulty
Done 0 of 50

1 Left headlamp

2 Right headlamp

3 Main fuse box

  1. Fuse 30A for fuel injection system (petrol) or 60A for glow plug system (diesel)

  2. Fuse 40A for ignition

  3. Fuse 60A for auxiliary equipment

  4. Fuse 80A for distribution box

4 Distribution box:

E1 relay for switch reset.

E2 relay for horn.

E3 relay for heated rear window.

5 Relay for low beam.

6 Instrument panel:

  1. Alternator insufficient charge warning lamp

  2. Engine oil pressure warning lamp

  3. Left turn signal indicator

  4. Right turn signal indicator

  5. Side marker lamp indicator

  6. Instrument panel symbol illumination

  7. High beam indicator lamp

  8. Airbag warning lamp

  9. ABS warning lamp

  10. Fuel reserve control module

J1 fuel reserve indicator lamp

  1. Fuel level indicator

  2. Fiat CODE warning lamp

  3. Fuel injection warning lamp BZ/DS

  4. Turbocharger maximum pressure warning lamp

0 Glow plug system indicator lamp

  1. Front brake pad wear warning lamp

  2. Parking brake applied/low brake fluid warning lamp

  3. Electronic module for brake light failure indication

  4. Brake light failure indicator lamp

  5. Door open indicator lamp

  6. Speedometer control module

V1 speedometer

  1. Tachometer

  2. Coolant temperature gauge

  3. Trip/total odometer display

Z1 push button for resetting trip odometer

7 Steering column switches:

  1. Wiper speed selector switch

  2. Windshield/headlamp/rear window washer selector switch

  3. Rear wiper switch

  4. Headlight flasher button

  5. Low beam/high beam selector switch

  6. Parking light selector switch

  7. Turn signal switch

1 Horn button

8 Ground connection, front left.

9 Ground connection, front right.

10 Battery ground connection on body.

10A Engine ground connection.

11 Battery.

12 Ignition switch.

13 Cable connection front right/left.

14 License plate lamp, left.

15 License plate lamp, right.

16 Tail lamp, left.

17 Tail lamp, right.

18 Ground connection, rear left.

19 Ground connection, rear right.

20 Side turn signal lamp, front left.

21 Side turn signal lamp, front right.

22 Ground connection, instrument panel left.

23 Hazard warning lamp switch group.

  1. Hazard warning system indicator lamp

  2. Hazard warning lamp switch

  3. Hazard warning lamp symbol illumination

24 Windshield wiper motor.

25 Windshield washer electric pump/rear window washer system.

26 Rear window wiper motor.

27 Contact carrier for tailgate power connection.

28 Cable connection instrument panel/rear central locking actuators or contact carrier for tailgate power connection.

28A Cable connection instrument panel/longitudinal cable.

29 Cable connection front/fog lamp.

30 Fog lamp, left.

31 Fog lamp, right.

32 Relay for fog lamps.

33 Fuse 20A for fog lamps.

34 Switch group:

  1. Alarm system active indicator lamp

  2. Rear fog lamp switch

  3. Rear fog lamp relay

  4. Rear fog lamp indicator lamp

  5. Rear window heater switch

  6. Rear window heater indicator lamp

  7. Lamp for switch group symbol illumination

  8. Fog lamp indicator lamp

  9. Fog lamp switch, cable connection

35 Cable connection instrument panel/front door left.

36 Cable connection instrument panel/front door right.

37 Heating resistor, outside mirror left.

38 Heating resistor, outside mirror right.

39 Heated rear window.

40 Brake light switch.

41 Auxiliary brake light.

41a Cable connection rear for auxiliary brake light.

42 Ground connection, instrument panel right.

43 Electric actuator for headlamp adjustment left.

44 Electric actuator for headlamp adjustment right.

45 Control unit for headlamp leveling device.

46 Horn, left.

47 Horn, right.

48 Radio with clock.

49 Speaker, front left (tweeter).

50 Speaker, front right (tweeter).

51 Speaker in front door left.

52 Speaker in front door right.

53 Speaker, rear left.

54 Speaker, rear right.

55 Cable connection front for motor.

55A Cable connection front left/motor.

55B Cable connection front right/motor.

55C Cable connection front left/motor.

56 Control unit for fuel level indicator A.

  1. Fuel level sender

  2. Electric fuel pump

57 Inertia switch for fuel cut-off.

58 Rheostat for instrument panel illumination brightness.

59 Switch on front left pillar for interior lighting.

60 Switch on front right pillar for interior lighting.

61 Switch on rear left pillar for interior lighting.

62 Switch on rear right pillar for interior lighting.

63 Thermo switch on radiator.

64 Bulb for console lighting with built-in switch.

65 Bulb for luggage compartment lighting/arming of alarm system.

66 Switch for electrically adjustable outside mirrors.

67 Electrically adjustable outside mirror, left.

68 Electrically adjustable outside mirror, right.

70 Cable connection instrument panel/front.

71 Control unit for front power windows.

72 Fuse 30A for front power windows.

73 Switch for front left power window.

74 Switch for front right power window.

75 Front right power window switch on left front door.

76 Power window motor, front left.

77 Front right window regulator motor.

78 Electric window switch, rear left, on left tailgate.

79 Electric window switch, rear right, on right tailgate.

80 Switch for disabling the rear electric windows.

81 30 A fuse for rear electric windows.

82 Window switch, rear left, on left tailgate.

83 Window switch, rear right, on right tailgate.

84 Rear left window regulator motor.

85 Rear right window regulator motor.

86 Longitudinal cable connection/tailgate, left.

87 Longitudinal cable connection/tailgate, right.

88 Brake fluid level sensor.

89 Left brake pad wear sensor.

89a Cable connection, left wheel brake pad wear sensor.

90 Parking brake applied indicator switch.

91 Power relay.

92 20 A fuse for electric sunroof.

92a Cable connection, electric sunroof.

93a Electric sunroof control unit.

93b Electric sunroof push button.

93c Electric sunroof motor.

93d Electric sunroof limit switch.

94 5 A fuse for anti-lock braking system (ABS).

95 Front cable connection/anti-lock braking system (ABS).

96 60 A main fuse for electrical system.

97 Electric pump for headlight washer system.

98 Interval switch for headlight washer system.

99 20 A fuse for headlight washer system.

100 Electronic control unit for alarm system.

101 Ultrasonic sensor for alarm.

102 Ultrasonic sensor for alarm.

103 Diagnostic connection for alarm.

104 15 A fuse for alarm system.

105 Changeover switch for disabling alarm system.

106 Switch for arming alarm system.

107a Receiver for central locking remote control.

107b Dome light.

108 Central locking, rear left/alarm arming switch.

109 Central locking, rear right/alarm arming switch.

110 Central locking, front left/alarm arming switch.

111 Central locking, front right/alarm arming switch.

112 Central locking.

113 20 A fuse for central locking.

114 Electronic control unit for airbag.

115 Passenger airbag.

116 Driver airbag.

117 Cable connection, airbag/instrument panel.

119 40 A fuse for air conditioning.

120 Cable connection for air conditioning.

121 Triple pressure switch.

122 Low-speed relay for radiator fan.

123 Time relay for high-speed radiator fan.

123a High-speed relay for radiator fan.

124 Relay for air conditioning compressor.

125 Air duct to electric fan for engine coolant.

126 Front cable connection/air conditioning.

127 Front left cable connection/cable on relay bracket.

128 Front cable connection/air conditioning.

129 50 A main fuse for engine cooling electric fan.

130 Diagnostic connection for airbag.

131 Electronic immobilizer control unit (Fiatcode).

132 Activated charcoal canister valve.

133 5 A fuse for airbag.

134 Rear cable connection/driver seat heater.

134a Driver seat heating pad.

135 Rear cable connection/passenger seat heater.

135a Passenger seat heating pad.

136 Knock sensor.

136a Knock sensor.

137 Vehicle speed sensor.

138 Idle speed actuator.

139 Diagnostic connection for fuel injection system.

140 Ignition/injection control unit (Bosch central injection for 1.4 L engine).

141 Heated oxygen sensor.

142 Low oil pressure switch.

143 Alternator.

144 TDC and speed sensor.

145 Starter motor.

146 Throttle position potentiometer.

147 Air conditioning compressor.

147A A/C compressor.

148 Ground connection for electronic fuel injection.

149 Calibrated fuel injector.

150 Relay for fuel injection system.

151 Relay for lambda sensor, electric fuel pump, fuel injectors.

152 10 A fuse for fuel injection system (25 A for 1.6 l engine, 30 A for 1.8 l engine, 7.5 A for 2.0 l engine).

153 10 A fuse for electric fuel pump, lambda sensor (15 A for 1.8 l engine).

154 Radiator fan.

155 Ignition coil pack.

156 Spark plugs.

157 Coolant temperature sensor for fuel injection system.

158 Coolant temperature sensor for instrument cluster.

159 Reverse light switch.

160 Electronic control unit for ignition/fuel injection (Hitachi fuel injection system for 1.8 l engine).

161 Ignition power module.

162 Fuel injector (1).

163 Fuel injector (2).

164 Fuel injector (3).

165 Fuel injector (4).

165A Fuel injector (5).

166 Idle speed control valve.

167 Air flow meter.

168 Phase sensor.

170 Coolant fan resistor.

171 Heater assembly.

172 Two-stage thermoswitch.

173 Preparation for CD player connection.

174 Power ground connection for anti-lock braking system (ABS).

175 Battery cable connection for anti-lock braking system (ABS).

176 Diagnostic connector for anti-lock braking system (ABS).

177 Front left wheel sensor for anti-lock braking system (ABS).

178 Rear left wheel sensor for anti-lock braking system (ABS).

179 Front right wheel sensor for anti-lock braking system (ABS).

180 Rear right wheel sensor for anti-lock braking system (ABS).

181 Electro-hydraulic unit for anti-lock braking system (ABS).

182 Right wheel brake pad wear sensor.

182a Cable connection for right wheel brake pad wear sensor.

183 Ignition coil (1).

184 Ignition coil (2).

185 Ignition coil (3).

186 Ignition coil (4).

187 Ignition coil (5).

188 Ground connection for ignition coil.

189 Phase converter.

190 Electronic control unit for ignition/fuel injection (2.0 l engine).

191 Relay for phase converter.

192 Air temperature sensor.

193 Ground connection for electronic fuel injection.

194 Cable connection for fuel injection/fuel injectors.

195 Electronic control unit for ignition/fuel injection (1.6 l engine).

196 Multiple relay.

197 Absolute pressure sensor.

198 5 A fuse for electronic control unit for ignition/fuel injection.

199 Immobilizer antenna (Fiat Code).

200 Relay for fuel cut-off inertia switch.

201 Glow plug preheat control module.

202 Bulbs for symbol illumination of heater/air conditioning assembly.

203 A/C controls:

  1. Air recirculation switch for conditioned air

  2. A/C on switch

204 Relay for 1st speed step of electric fan (206).

205 Relay for electric fan (206).

206 Electric fan for cabin air conditioning.

207 Electric fan speed switch (206).

208 Resistor for electric fan speed (206).

209 Actuator for air intake flap.

210 A/C compressor electronic control unit.

211 Defrost sensor (NTC resistor).

212 Relay for electric fan and coolant.

213 Ground connection for airbag.

222 Ground connection for fuel supply (diesel).

223 Engine speed sensor.

224 Calibrated fuel injector (diesel).

225 Air flow meter.

226 Diagnostic connector for immobilizer (Fiat Code).

227 Diagnostic connector for fuel injection system (1.8 l engine).

228 Glow plugs.

229 Diesel shut-off valve.

230 Ground connection for immobilizer (Fiat Code).

231 Connection to clockspring (airbag).

232 Ground for A/C compressor.

233 Thermal switch for auxiliary engine cooling pump.

234 7.5 A fuse for electrically adjustable exterior mirror.

235 Cable connection to A/C compressor.

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