Designations on electrical equipment diagrams (Chevrolet Cruze J300)

A11 - audio system
A22 - audio system control keys
AT - Automatic Transmission Control Unit
B1 - refrigerant pressure sensor in the air conditioning system
B5LF - Left Front Wheel Speed Sensor
B5LR - Left rear wheel speed sensor
B5RF - Right Front Wheel Speed Sensor
B5RR - Right rear wheel speed sensor
B7D - air temperature sensor
B7N - air temperature sensor
B10B - light sensor
B22 - brake pedal position sensor
B25B - Clutch Pedal Position Sensor
B39 - Air Conditioner Evaporator Temperature Sensor
B55 - hood opening sensor
B99 - Steering wheel angular displacement sensor
B119 - accelerator pedal position sensor
B160 - rain and light sensor
C1 - storage battery
CF5 - sunroof electric drive control unit
E2LF - Left front parking light bulb
E2RF - Right front parking light bulb
E4N - left turn signal lamp
E4P - right turn signal lamp
E5AA - left rear brake light bulb
E5AB - right rear brake light bulb
E5E - left rear side light bulb
E5F - Right rear side light bulb
E7 - license plate light bulb
E8S - threshold lighting lamp
E13L - left headlight
E13R - right headlight
E32F - Front Cigarette Lighter
F1 - fuse 1
F2 - fuse 2
F3 - fuse 3
F4 - fuse 4
F5 - fuse 5
F6 - fuse 6
F7 - fuse 7
F8 - fuse 8
F9 - fuse 9
F10 - fuse 10
F11 - fuse 11
F12 - fuse 12
F13 - fuse 13
F14 - fuse 14
F15 - fuse 15
F16 - fuse 16
F17 - fuse 17
F18 - fuse 18
F19 - fuse 19
F20 - fuse 20
F21 - fuse 21
F22 - fuse 22
F23 - fuse 23
F24 - fuse 24
F25 - fuse 25
F26 - fuse 26
F30 - fuse 30
F31 - fuse 31
F32 - fuse 32
F33 - fuse 33
F34 - fuse 34
F35 - fuse 35
F37 - fuse 37
F38 - fuse 38
F42 - fuse 42
F46 - fuse 46
F51 - fuse 51
F52 - fuse 52
F53 - fuse 53
F54 - fuse 54
F55 - fuse 55
F56 - fuse 56
F57 - fuse 57
F62 - fuse 62
F64 - fuse 64
F67 - fuse 67
F69 - fuse 69
F70 - fuse 70
G12-fuel pump
G13 - generator
G24 - Windscreen washer
G101 - plug connector
G104 - Plug connector
G111 - plug connector
G113 - plug connector
G114 - plug connector
G101 - plug connector
G103 - Plug connector
G104 - Plug connector
G111 - plug connector
G112 - plug connector
G120 - plug connector
G122 - plug connector
G201 - Plug connector
G202 - Plug connector
G203 - Plug connector
G204 - Plug connector
G305 - Plug connector
G307 - Plug connector
G308 - Plug connector
G309 - Plug connector
G401 - Plug connector
G402 - Plug connector
IGN11 - ignition switch (lock)
J100 - plug socket
3101 - Plug-in socket
J102 - plug socket
J113 - plug socket
J114 - plug socket
3127 - Plug-in connector
3131 - Plug-in socket
3202 - Plug-in connector
3203 - Plug-in socket
J204 - plug socket
3205 - Plug-in socket
3207 - Plug-in socket
3208 - Plug-in socket
3213 - Plug-in socket
3249 - Plug-in connector
3271 - Plug-in connector

3272 - Plug-in connector
3280 - Plug-in socket
J304 - plug socket
3305 - Plug-in socket
3313 - Plug-in connector
3334 - plug socket
3401 - Plug-in socket
3402 - Plug-in socket
3500 - plug socket
3L9 - ABS hydroelectronic module
K8 - electric fan for heating, air conditioning and ventilation systems
K9 - diagnostic connector
K17 - ABS hydro-electronic module
K20 - electronic engine control unit
K27 - fuel pump relay
K29 - seat heating relay
K36 - pneumatic limiter
K38 - alarm
K41 - parking sensors
K43 - Power Steering Control Module
K60 - steering column
K71 - gearbox control unit
K77 - central lock
K84 - central lock relay
K85 - seat belt sensor
KS7 - rear passenger socket
KR3 - horn relay
KR11 - Windshield washer pump relay
KR12B - Windscreen Wiper Relay
KR12C - Windscreen wiper speed switching relay
KR20A - Cooling system fan relay
KR20B - Cooling system fan relay
KR20E - Cooling system fan speed switching relay
KR20F - Cooling system fan relay
KR23A - fuel pump relay
KR27 - starter relay
KR29 - A/C Compressor Clutch Relay
KR48 - high beam headlight relay
KR70 - auxiliary relay
KR73 - ignition relay
KR75 - power relay
M6L - ambient air temperature sensor
M8 - electric fan
M29L - left headlight beam adjuster
M29R - electric corrector of light of the right headlight
M37 - door lock
M4b - recirculation
MT - manual transmission control unit
M64 - starter
M75 - windshield wiper motor
P2 - Automatic transmission selector position indicator light
P6 - hours
P9 - information display
P12 - sound signal
P14 - Airbag system malfunction indicator lamp
P16 - instrument panel
P1b - low battery indicator light
Q2 - air conditioning compressor clutch
Q17A - fuel injector 1st cylinder
Q17B - fuel injector 2nd cylinder
Q17C - fuel injector 3rd cylinder
Q17D - fuel injector 4th cylinder
S13D - Door lock release button
S30 - Outdoor Light Switch
S33 - Horn switch
S39 - ignition switch (lock)
S38 - ignition switch (lock)
S43 - alarm
S48C - Instrument cluster control unit
S52 - Remote control for adjusting external rear view mirrors
S58 - trunk opening relay
S70L - direction indicator and high beam switch lever
S70R - Windscreen Wiper and Washer Switch Lever
S72 - sunroof electric drive key
S78 - Direction indicator and high beam switch lever
S80 - Windscreen wiper and washer switch lever
S88 - sunroof electric drive key
T4E - Cell Phone Antenna and Navigation Antenna
T8 - ignition coil
X50A - mounting block of relays, fuses and fusible links
X50B - mounting block of relays, fuses and fusible links
X50D - Relay, Fuses and Fuse Box Mounting Block
X51A - fuse box in the instrument panel
X80N - socket in the center console for powering additional equipment
X84 - diagnostic connector
X85 - Airbag contact ring
X90 - plug socket
X100 - plug-in connector
X104 - plug-in connector
X110 - plug-in connector
X114 - plug-in connector
X200 - plug-in connector
X21Q - Plug-in connector
X211 - plug-in connector
X212 - plug-in connector
X300 - plug-in connector
X310 - plug-in connector
X315 - plug-in connector
X401 - plug-in connector
X500 - plug-in connector
X900 - plug socket
X910 - plug-in connector
X911 - plug-in connector
X912 - plug-in connector
X913 - plug-in connector
X914 - plug-in connector
X915 - plug-in connector
X916 - plug-in connector
X917 - plug socket
X920 - plug-in connector
UA0 - anti-theft system

The article was checked: Vladimir Romannikov

This article is available at russian, bulgarian, belarusian, ukrainian, serbian, croatian, romanian, polish, slovak, hungarian

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Cruze 1: Electrical circuits

Scheme 1. Anti-lock braking system (ABS)
Scheme 2. Door lock switch
Scheme 3. Air temperature sensors
Scheme 4. Ignition switch (without central door locking)
Scheme 5. Additional heater of the heating system

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