X53A Fuse Block - Rear Body Top View
WARNING: This page is about a different car, the 2017 Cadillac ATS. However, it is still accessible from the selected car via links, so may be relevant.
X53A FUSE BLOCK - REAR BODY FUSE AND RELAY IDENTIFICATION LEGEND
| No. | Device Label Name | Device Assigned Name | Rating | Description |
|---|---|---|---|---|
| Fuses | ||||
| 1 | DC DC TRANS | F1RA | 30A | K47 Rear Differential Clutch Control Module (G96), K176 Stop/Start Capacitor Control Module (KL9 with M5N), T19 Power Supply Transformer (KL9) |
| 2 | LT WNDW | F2RA | 30A | M74D Window Motor - Driver, S79LR Window Switch - Left Rear (Sedan) |
| 3 | BCM 8 | F3RA | 30A | A23D Door Latch Assembly - Driver, A23LR Door Latch Assembly - Left Rear (Sedan), A23LR Door Latch Assembly - Left Rear, A23RR Door Latch Assembly - Right Rear (Sedan), K9 Body Control Module, KR113 Child Security Lock Disable Relay, KR114 Door Dead Lock Relay, M97 Fuel Fill Door Lock Actuator (N08) |
| 4 | A/C INV | F4RA | 30A | T1 Accessory DC/AC Power Inverter Module (KI6 or KI7) |
| 5 | PEPS/BATT 1 | F5RA | 5A | K84 Keyless Entry Control Module |
| 6 | BCM 4 | F6RA | 15A | E2LF Side Marker Lamp - Left Front (TUJ), E4AD Park/Daytime Running Lamp - Right (T4F), E4AL Park/Daytime Running Lamp - Left Lower (T4F with TUJ except 1SV) or (without T62, TUJ or 1SV), E4AM Park/Daytime Running Lamp - Right Lower (T4F with TUJ except 1SV) or (without T62, TUJ or 1SV), E4H Headlamp - Right Low Beam (without T4F), E4J Park Lamp - Left Front (TR6), E4N Park/Turn Signal Lamp - Left (TUJ without T4F), E4P Park/Turn Signal Lamp - Right (TUJ without T4F), E4RF Turn Signal Lamp - Right Front (T4F or TR6), E4Z Turn Signal Repeater Lamp - Right (Coupe, DR2 or DR4), E8S Rear Compartment Courtesy Lamp, E42L Tail Lamp Assembly - Left, K9 Body Control Module, KR76 Retained Accessory Power Relay, X81 Accessory Power Receptacle - 110V AC (KI6), X81B Accessory Power Receptacle - 220V AC (KI7) |
| 7 | HTD MIR | F7RA | 10A | E17D Outside Rearview Mirror Glass - Driver, E17P Outside Rearview Mirror Glass - Passenger |
| 8 | AMP | F8RA | 30A | T3 Audio Amplifier |
| 9 | REAR DEFOG | F9RA | 40A | R14L Rear Window Defogger Noise Filter - Left |
| 10 | Spare | F10RA | 10A | Not Used |
| 11 | TRLR CONN | F11RA | 30A | W8 Blunt Cut - Trailer Provision (V2S) |
| 12 | ONSTAR | F12RA | 10A | K31 Navigation Control Module (IO6 with MAW), K73 Telematics Communication Interface Control Module (UE1) |
| 13 | RT WNDW | F13RA | 30A | M74P Window Motor - Passenger, S79RR Window Switch - Right Rear (Sedan) |
| 14 | E/PRK BRK | F14RA | 30A | K83 Park Brake Control Module (J77) |
| 15 | EMPTY | F15RA | - | Not Used |
| 16 | RR CLOSR | F16RA | 10A | KR95B Rear Compartment Lid Unlatch Relay |
| 19 | LOGISTICS | F19RA | 30A | F12RA (without 1SV or VPH), F27RA (without 1SV or VPH), F31RA (without 1SV or VPH), F32RA (without 1SV or VPH), F33RA (without 1SV or VPH), F34RA (without 1SV or VPH) |
| 21 | MIR WNDW MDL | F21RA | 5A | K96D Mirror Control Module - Driver (A45), S52 Outside Rearview Mirror Switch (without A45), S79D Window Switch - Driver, S115D Easy Entry Switch - Driver Seat (Coupe with AQ9), S115P Easy Entry Switch - Passenger Seat (Coupe with AQ9) |
| 22 | SPARE | F22RA | 5A | Not Used |
| 23 | CNSTR VENT | F23RA | 10A | K176 Stop/Start Capacitor Control Module (KL9 with M5N), Q13 Evaporative Emission Vent Solenoid Valve |
| 24 | BCM 2 | F24RA | 10A | B10B Ambient Light/Sunload Sensor, B18 Battery Current Sensor (without KL9), B22 Brake Pedal Position Sensor, E6 Center High Mounted Stop Lamp, K9 Body Control Module, K17 Electronic Brake Control Module, K19 Suspension Control Module (F55), K26 Headlamp Control Module (T4F), K36 Inflatable Restraint Sensing and Diagnostic Module, K42 Pedestrian Impact Detection Control Module (B3T), K43 Power Steering Control Module, K68 Trailer Lighting Control Module (V2S), K73 Telematics Communication Interface Control Module (UE1), K74 Human Machine Interface Control Module (IO5 or IO6), K77 Remote Control Door Lock Receiver, K83 Park Brake Control Module (J77), K89 Immobilizer Control Module, K124 Active Safety Control Module (UGN), KR12B Windshield Wiper Relay, KR104A Battery Saver Relay 1 (VPH), KR104B Battery Saver Relay 2 (VPH), KR124 Trailer Ignition Power Relay (V2S), S36 Instrument Panel Dimmer Switch, S70L Steering Wheel Controls Switch - Left |
| 25 | CAMERA | F25RA | 7.5A | B87 Rearview Camera (UVC) |
| 26 | FRT VENT SEAT | F26RA | 10A | Not Used |
| 27 | SBZA/LDW/EOCM | F27RA | 10A | B174W Frontview Camera - Windshield (UGN or UHX), B218L Side Object Sensor Module - Left (UKC), B218R Side Object Sensor Module - Right (UKC), K124 Active Safety Control Module (UGN) |
| 28 | TRLR/SUNSHD | F28RA | 10A | K68 Trailer Lighting Control Module (V2S), T19 Power Supply Transformer (KL9 with M3L) |
| 29 | RR HTD/SEAT | F29RA | 15A | Not Used |
| 30 | SADS | F30RA | 25A | K19 Suspension Control Module (F55) |
| 31 | TC CNTRL MDL/RR CNTRL MDL | F31RA | 15A | K38 Chassis Control Module (LF4), K47 Rear Differential Clutch Control Module (G96), K69 Transfer Case Control Module (F46) |
| 32 | THEFT MDL/UGDO/RAIN SNSR | F32RA | 5A | B165 Content Theft Deterrent Sensor Module (UTU or UTV), B177 Rain/Ambient Light Sensor Module (CE1), P25 Power Sounder Content Theft Deterrent Alarm Module (UTR), S25 Garage Door Opener (UG1) |
| 33 | UPA | F33RA | 10A | K41 Front and Rear Parking Assist Control Module (UD5 or UD7), K161 Vehicle Performance Data Recorder (UQT), X20 Memory Card Receptacle (UQT) |
| 34 | RDO/DVD | F34RA | 15A | A11 Radio (without KL9 and M3L), A33 Media Disc Player (WCN without KL9 and M3L), K74 Human Machine Interface Control Module (IO5 or IO6 without KL9 and M3L), X83 Auxiliary Audio Input (without KL9 and M3L) |
| 35 | SPARE | F35RA | 20A | Q15L Exhaust Flow Control Valve - Left (LF4), Q15R Exhaust Flow Control Valve - Right (LF4) |
| 36 | TRLR | F36RA | 30A | W8 Blunt Cut - Trailer Provision (V2S) |
| 37 | FUEL PUMP FSCM | F37RA | 20A (LCV, LGX or LTG) 25A (LF4) |
K38 Chassis Control Module (LCV, LGX or LTG), K111 Fuel Pump Driver Control Module (LF4) |
| 38 | EMPTY | F38RA | - | Not Used |
| 42 | MSM | F42RA | 10A | K40D Seat Memory Control Module - Driver (A45 or W2E), K134D Seat Bolster Memory Control Module - Driver (W2E), K176 Stop/Start Capacitor Control Module (KL9 with M5N), S64D Seat Adjuster Switch - Driver (W2E), S115D Easy Entry Switch - Driver Seat (Coupe with W2E) |
| 43 | BCM 3 | F43RA | 15A | E2RF Side Marker Lamp - Right Front (TUJ), E4AC Park/Daytime Running Lamp - Left (T4F), E4AL Park/Daytime Running Lamp - Left Lower (T4F with TUJ except 1SV) or (without 1SV, T62 or TUJ), E4AM Park/Daytime Running Lamp - Right Lower (T4F with TUJ except 1SV) or (without 1SV, T62 or TUJ), E4G Headlamp - Left Low Beam (without T4F), E4K Park Lamp - Right Front (TR6), E4LF Turn Signal Lamp - Left Front (T4F or TR6), E4N Park/Turn Signal Lamp - Left (TUJ without T4F), E4N Park/Turn Signal Lamp - Left (TUJ without T4F), E4Y Turn Signal Repeater Lamp - Left (Coupe, DR2 or DR4), E29R Fog Lamp - Rear (T79), E42R Tail Lamp Assembly - Right, K9 Body Control Module |
| 44 | EMPTY | F44RA | - | Not Used |
| 45 | BATT RVC | F45RA | 5A | K9 Body Control Module |
| 46 | ECM/BATT | F46RA | 10A | K20 Engine Control Module |
| 47 | EMPTY | F47RA | - | Not Used |
| 48 | EMPTY | F48RA | - | Not Used |
| 49 | TRLR MDL | F49RA | 40A | K68 Trailer Lighting Control Module (V2S) |
| Relays | ||||
| 17 | RUN | KR124 Trailer Ignition Power Relay | - | F11RA (VPH) |
| 18 | LOGISTICS | KR104B Battery Saver Relay 2 | - | F12RA (1SV or VPH), F27RA (1SV or VPH), F31RA (1SV or VPH), F32RA (1SV or VPH), F33RA (1SV or VPH), F34RA (1SV or VPH) |
| 20 | REAR DEFOG | KR5 Rear Defogger Relay | - | F7RA, F9RA |
| 39 | EMPTY | - | - | Not Used |
| 40 | EMPTY | - | - | Not Used |
| 41 | EXH VLV | KR146 Exhaust Flow Control Valve Relay | - | F35RA (LF4) |
| Important: Relays listed below are non-serviceable Printed Circuit Board (PCB) relays and are internal to the block | ||||
| 50 | DR LCK SEC | KR114 Door Dead Lock Relay | - | A23D Door Latch Assembly - Driver, A23LR Door Latch Assembly - Left Rear (Sedan), A23P Door Latch Assembly - Passenger, A23RR Door Latch Assembly - Right Rear (Sedan) |
| 51 | RR CLOSR RELAY | KR95B Rear Compartment Lid Unlatch Relay | - | M40 Rear Compartment Lid Latch |
| 52 | SPARE | - | - | Not Used |
| 53 | SPARE | - | - | Not Used |
| 54 | DR LCK SEC | KR113 Child Security Lock Disable Relay | - | A23LR Door Latch Assembly - Left Rear (Sedan), A23RR Door Latch Assembly - Right Rear (Sedan) |
| 55 | EMPTY | - | - | Not Used |
| 56 | FUEL DOOR | KR132 Fuel Fill Door Lock Relay | - | M97 Fuel Fill Door Lock Actuator (N08) |
|
NOTE:
Items listed below are diagnostic test points for Release System |
||||
| TP1 | - | TP1 | - | KR132 Fuel Fill Door Lock Relay (N08) |
| TP3 | - | TP3 | - | KR95B Rear Compartment Lid Unlatch Relay |
|
NOTE:
Items listed below are diagnostic test points for Door Lock/Indicator System |
||||
| TP2 | - | TP2 | - | KR114 Door Dead Lock Relay |
| TP4 | - | TP4 | - | KR113 Child Security Lock Disable Relay (Sedan) |