LEMON Manuals: Even more car manuals for everyone
Home >> Chevrolet >> 2018 >> Spark LT, Automatic CVT Trans >> Repair and Diagnosis >> External Pages >> Different car >> Section 49 (Component Locator - Electrical Center Identification Views) >> Electrical Center Identification Views >> X50A Fuse Block - Underhood Label

X50A Fuse Block - Underhood Label

WARNING: This page is about a different car, the 2017 Chevrolet Spark. However, it is still accessible from the selected car via links, so may be relevant.
Fig 1: X50A Fuse Block - Underhood Label
GM4097989Courtesy of GENERAL MOTORS COMPANY
X50A FUSE BLOCK - UNDERHOOD FUSE AND RELAY IDENTIFICATION LEGEND

No. Device Label Name Device Assigned Name Rating Description
Fuses 
1 - F01UA 10 A KR95A Liftgate Unlatch Relay
2 - F02UA - Not Used
3 - F03UA 25 A E18 Rear Defogger Grid
4 - F04UA 10 A A9A Outside Rearview Mirror - Driver, A9B Outside Rearview Mirror - Passenger
5 - F05UA 20 A K61 Sunroof Control Module (CF5)
6 - F06UA 15 A KR157 Transmission Control Module Relay
7 - F07UA 15 A B52B Heated Oxygen Sensor 2, B75C Multifunction Intake Air Sensor, K20 Engine Control Module,
8 - F08UA - Not Used
9 - F09UA 30 A K17 Electronic Brake Control Module
10 - F10UA 5 A K9 Body control Module
11 - F11UA 10 A B87 Rearview Camera
12 - F12UA - Not Used
13 - F13UA - Not Used
14 - F14UA 15 A K20 Engine Control Module (MR7, MR8 or MFQ), K71 Transmission Control Module (MR8 or MFQ)
15 - F15UA - Not Used
16 - F16UA 15 A KR23A Fuel Pump Relay
17 - F17UA 15 A B52A Heated Oxygen Sensor 1, K20 Engine Control Module, Q12 Evaporative Emission Purge Solenoid Valve, Q44 Engine Oil Pressure Control Solenoid Valve,
18 - F18UA - Not Used
19 - F19UA - Not Used
20 - F20UA 15 A Q2 A/C Compressor Clutch
21 - F21UA - Not Used
22 - F22UA 7.5 A K60 Steering Column Lock Module
23 - F23UA 20A KR20C Cooling Fan Low Speed Relay
24 - F24UA - Not Used
25 - F25UA 7.5 A S52 Outside Rearview Mirror Switch
26 - F26UA 15 A K20 Engine Control Module, K71 Transmission Control Module (MFQ)
27 - F27UA 10 A Q13 Evaporative Emission Vent Solenoid Valve
28 - F28UA 5 A B103 Stop Lamp Switch
29 - F29UA 20 A T8A Ignition Coil 1, T8B Ignition Coil 2, T8C Ignition Coil 3, T8D Ignition Coil 4 (LV7), Q17A Fuel Injector 1, Q17B Fuel Injector 2, Q17C Fuel Injector 3, Q17D Fuel Injector 4 (LV7)
30 - F30UA 10 A E13LA Headlamp Assembly - Left, E13RA Headlamp Assembly - Right
31 - F31UA 15 A P12 Horn (UTJ)
32 - F32UA 15 A E29LF Fog Lamp - Left Front (T78), E29RF Fog Lamp - Right Front (T78)
33 - F33UA 15 A E13L Headlamp - Left
34 - F34UA 15 A E13R Headlamp - Right
35 - F35UA - Not Used
36 - F36UA 20 A KR7 Rear Wiper Relay, M45 Rear Wiper Motor
37 - F37UA - Not Used
38 - F38UA 10 A KR11 Windshield Washer Pump Relay, KR6 Rear Window Washer Pump Relay
39 - F39UA - Not Used
40 - F40UA - Not Used
41 - F41UA - Not Used
42 - F42UA - Not Used
43 - F43UA 30 A X51A Fuse Block - Instrument Panel
44 - F44UA 30 A K71 Transmission Control Module (MFQ)
45 - F45UA 30 A KR27 Starter Relay
46 - F46UA 50 A K17 Electronic Brake Control Module
47 - F47UA 40 A KR20D Cooling Fan High Speed Relay
48 - F48UA 30 A KR12B Windshield Wiper Relay
49 - F49UA 40 A KR76A Retained Accessory Power Relay 1, KR76B Retained Accessory Power Relay 2
Relays 
1 - KR5 Rear Defogger Relay - F03UA, F04UA Fuses
2 - KR157 Transmission Control Module Relay - K71 Transmission Control Module
3 - KR23A Fuel Pump Relay - G12 Fuel Pump
4 - - - Not Used
5 - KR29 A/C Compressor Clutch Relay - Fuse F20UA
6 - - - Not Used
7 - KR20C Cooling Fan Low Speed Relay - R10 Cooling Fan Resistor
8 - KR73 Ignition Main Relay - F11UA, F13UA, F14UA, F15UA, F22UA, F30UA, F43UA Fuses
9 - KR75 Engine Controls Ignition Relay - F07UA, F17UA, F29UA, F18UA Fuses, KR29 A/C Compressor Clutch Relay
10 - KR27 Starter Relay - M64 Starter Motor
11 - KR20D Cooling Fan High Speed Relay - G10 Cooling Fan Motor
12 - - - Not Used
NOTE:

Relays listed below are non-serviceable Printed Circuit Board (PCB) relays and are internal to the block.

- - KR3 Horn Relay - Fuse F31UA
- - KR48 Headlamp High Beam Relay - F33UA, F34UA Fuses
- - KR46 Front Fog Lamp Relay - Fuse F32UA
- - KR42L Daytime Running Lamp Relay - Left - E13LA Headlamp Assembly - Left, E4AC Park/Daytime Running Lamp - Left
- - KR42R Daytime Running Lamp Relay - Right - E13RA Headlamp Assembly - Right, E4AD Park/Daytime Running Lamp - Right
- - KR11 Windshield Washer Pump Relay - G24 Windshield Washer Pump
- - KR6 Rear Window Washer Pump Relay - G24 Windshield Washer Pump
- - KR7 Rear Wiper Relay - M45 Rear Wiper Motor
- - KR12B Windshield Wiper Relay - KR12C Windshield Wiper Speed Control Relay
- - KR12C Windshield Wiper Speed Control Relay - M75 Windshield Wiper Motor
- - KR95A Liftgate Unlatch Relay - M30 Liftgate Latch