For 1990-2009 cars

Connector 1: | Fuse Block - Underhood Label
Connector 2: | Fuse Block - Underhood Top View
Connector 3: | Fuse Block - Underhood Bottom View
Connector 4: | Fuse Block - Underhood X1
Connector 5: | Fuse Block - Underhood X2
Connector 6: | Fuse Block - Underhood X4
Connector 7: | Fuse Block - Underhood X5
Connector 8: | Fuse Block - Underhood X6
Connector 9: | Fuse Block - Underhood X7
Connector 10: | Fuse Block - Underhood X9

### Fuse Block - Underhood Label

#### Fuse Block - Underhood Label Usage

Device | Rating | Description
--- | --- | ---
ABS | 10A | Not Used
ABS 1 | 30A | Electronic Brake Control Module (EBCM)
ABS 2 | 40A | Electronic Brake Control Module (EBCM)
A/C | 10A | HVAC Control Module, Driver Seat Module (Heated Seat Switch), Passenger Seat Module (Heated Seat Switch)
A/C CMPRSR | 10A | A/C Compressor Clutch Relay
AUX PWR 1 | 20A | Accessory Power Outlet - I/P 1, Data Link Connector
AUX PWR 2 | 20A | Accessory Power Outlet - I/P 2
BACKUP LAMP | 15A | Backup Lamps
BCK/UP | 15A | Not Used
BLWR | 30A | HVAC Blower Motor
CRUISE | 10A | Inside Rearview Mirror with Reading Lamps (DC4 with UE1 or DF8), Cruise Control Switch (K34), Transfer Case Control Module (NP1)
CLSTR | 10A | Instrument Panel Cluster (IPC)
CNSTR VENT | 10A | Evaporative Emission (EVAP) Canister Vent Solenoid Valve
DR/LCK | 20A | Door Lock/Window Switch - Driver (AU3)
DRL | 10A | DRL Relay
ERLS | 15A | Evaporative Emission (EVAP) Canister Purge Solenoid Valve, MAF/IAT Sensor, Fuel Pump Flow Control Module
ETC | 15A | Engine Control Module (ECM)
FRT AXLE | 15A | Front Drive Axle Actuator (4WD)
FRT PRK LAMP | 10A | Park Lamp - Left Front, Park Lamp - Right Front, Park/Turn Signal Lamp - Left, Park/Turn Signal Lamp - Right
FOG LAMP (T96) | 15A | Fog Lamp Relay
FSCM | 20A | Fuel Pump Flow Control Module
HORN | 10A | Horn Relay
HTD/SEAT | 20A | Heated Seat Assembly - Driver, Heated Seat Assembly - Passenger
IGN | 15A | Ignition Coils
INJ | 15A | Fuel Injectors
LT HDLP | 10A | Headlamp Assembly - Left
MEGA FUSE | 125A | Generator
PCM B | 10A | Engine Control Module (ECM)
PCM I | 10A | Engine Control Module (ECM)
PWR/WNDW | 30A | Power Window - Driver, Power Window - Passenger, Power Window - Right Rear (Crew Cab), Power Window - Left Rear (Crew Cab)
PWR/SEAT | 40A | Fuse Holder Power Seat
RDO | 15A | Radio, Digital Radio Receiver
REAR PRK LAMP | 15A | Right Tail Lamp Assembly, License Lamps
REAR PRK LAMP 2 | 15A | Left Tail Lamp Assembly, Body Control Module, Multifunction Switch - I/P
RT HDLP | 10A | Headlamp Assembly - Right
RVC | 10A | Generator Battery Control Module
STRTR | 30A | STRTR Relay
STOP | 20A | Stop Lamp Switch, VSES Relay
S/ROOF | 20A | Sunroof Switch
TBC | 10A | Body Control Module (BCM) - X1
TCM | 10A | Transmission Control Module (TCM)
TCCM | 10A | Transfer Case Shift Control Module (4WD)
TRAILER BRAKE | 30A | Trailer Brake Provision
TRN/HAZRD FRT | 15A | Body Control Module (BCM) (Bulb Out - Left Front, Right Front Turn Signal)
TRN/HAZRD REAR | 15A | Body Control Module (BCM) (Bulb Out - Left Rear, Right Rear Turn Signal)
VSES | 10A | Steering Wheel Position Sensor, Electronic Brake Control Module (EBCM)
WSW | 10A | Windshield Wiper/Washer Switch
WPR | 25A | Windshield Wiper Relay
O2 SNSR | 15A | Heated Oxygen Sensor (HO2S) 1, Heated Oxygen Sensor (HO2S) 2
A/C COMP Relay | -- | A/C Compressor Clutch Relay
BACKUP LAMP Relay | -- | BACKUP Fuse
BEAM SEL Relay | -- | Headlamp - LH (without TT5), Headlamp - RH (without TT5), Headlamp - Low Beam - Right/Left (TT5), Headlamp - High Beam - Right/Left (TT5)
DRL Relay | -- | LT HDLP Fuse, RT HDLP Fuse
FOG LP Relay (T96) | -- | Fog Lamp - Left Front, Fog Lamp - Right Front
HDLP Relay | -- | RH HDLP Fuse, LH HDLP Fuse
HORN Relay | -- | Horn Assembly
IGN 3 HVAC Relay | -- | BLWR Fuse, A/C Fuse
PWR/TRN Relay | -- | ETC Fuse, O2 SNSR Fuse
PRK/LAMP Relay | -- | FRT PRK LAMP Fuse, REAR PRK LAMP Fuse, REAR PRK LAMP 2 Fuse
RAP Relay | -- | S/ROOF Fuse, WSW Fuse, PWR/WNDW Fuse
RUN/CRNK Relay | -- | FRT/AXLE Fuse, CRUISE Fuse, TRANS Fuse, BCK/UP Fuse, IGN Fuse, ERLS Fuse, INJ Fuse, FRT/AXL Fuse, PCM I Fuse
STRTR Relay | -- | Starter Solenoid
VSES Relay | -- | Center High Mounted Stop Lamps (CHMSL)
WPR Relay | -- | WPR 2 Relay
WPR 2 Relay | -- | Windshield Wiper Motor
Diode | -- | A/C Clutch
Diode | -- | Wiper Relays (Between)
Fuse Puller (If Equipped) | -- | --
SPARE | 10A | Spare Fuse, If Equipped
SPARE | 15A | Spare Fuse, If Equipped
SPARE | 20A | Spare Fuse, If Equipped
SPARE | 25A | Spare Fuse, If Equipped

### Fuse Block - Underhood Top View

### Fuse Block - Underhood Bottom View

### Fuse Block - Underhood X1

#### Connector Part Information

- OEM: 15319892
- Service: See Catalog
- Description: 32-Way F Metri-Pack 280 Series Flexlock (WH)

#### Terminal Part Information

- Pins: A3
- Terminal/Tray: 15324340/19
- Core/Insulation Crimp: F/G
- Release Tool/Test Probe: 12094430/J-35616-4A (PU)

- Pins: B3, C2, D2, E1, E2, E5, E6, F1
- Terminal/Tray: 12110844/4
- Core/Insulation Crimp: Pins B3, C2, D2, E1, E2, E5 - E/A
- Core/Insulation Crimp: Pins E6, F1 - E/C
- Release Tool/Test Probe: 15315247/J-35616-4A (PU)

- Pins: E3, F3, F5
- Terminal/Tray: 12110842/4
- Core/Insulation Crimp: C/A
- Release Tool/Test Probe: 15315247/J-35616-4A (PU)

#### Fuse Block - Underhood X1

Pin | Wire | Circuit | Function
--- | --- | --- | ---
A1-A2 | -- | -- | Not Used
A3 | 3 RD/WH | 1840 | Battery Positive Voltage
A4 | 0.5 TN | 848 | ABS Brake Switch Signal
A5-A6 | -- | -- | Not Used
B1-B2 | -- | -- | Not Used
B3 | 0.5 BK | 850 | Ground
B4 | 0.8 L-BU | 20 | Stop Lamps Control
B5 | 0.35 PU | 544 | DRL Relay Control
B6 | -- | -- | Not Used
C1 | -- | -- | Not Used
C2 | 0.5 BK | 850 | Ground (T96)
C5-C6 | -- | -- | Not Used
D1 | -- | -- | Not Used
D2 | 0.5 BK | 850 | Ground (T96)
D5 | 0.35 GY | 589 | Daytime Running Lamps (DRL) Supply Voltage
D6 | -- | -- | Not Used
E1 | 0.5 BK | 850 | Ground
0.35BK | 850 | Ground
E2 | 0.5 PU | 34 | Fog Lamps Control (T96)
0.5 PU | 34 | Fog Lamps Control (T96)
E3 | 0.35 OG | 640 | Headlamp Control
0.35 OG | 640 | Headlamp Control (TT5)
E4 | -- | -- | Not Used
E5 | 0.35 PK | 1200 | High Beam Switch Ground
0.35 PK | 1200 | High Beam Switched Ground
E6 | 0.35 BN | 9 | Park Lamp Control
0.35 BN | 9 | Park Lamp Control
F1 | 0.35 D-GN | 29 | Horn Control
F2 | -- | -- | Not Used
F3 | 0.35 OG | 640 | Headlamp Control
1 OG | 640 | Headlamp Control
F4 | -- | -- | Not Used
F5 | 0.35 D-BU | 1201 | Low Beam Switched Ground
1 D-BU | 1201 | Low Beam Switched Ground
F6 | 0.35 GY | 589 | Daytime Running Lamps (DRL) Supply Voltage

### Fuse Block - Underhood X2

#### Connector Part Information

- OEM: 15319896
- Service: 15319896
- Description: 68-Way F Metri-Pack 280 Series Flexlock (BK)

#### Terminal Part Information

- Pins: A6, B2, B5-B6, C2-C3, C11, D2-D3, D5, D11, E3, E5, E7, E11, F3-F5, F7-F8
- Terminal/Tray: 12110844/4
- Core/Insulation Crimp: Pins A6, B2, C2-C3, C11, D2-D3, D5, D11, E3, E5, E7, E11, F3-F5, F8 - E/A
- Core/Insulation Crimp: Pins B5-B6, F7 - E/C
- Release Tool/Test Probe: 15315247/J-35616-4A (PU)

- Pins: B11, E2
- Terminal/Tray: 15324340/19
- Core/Insulation Crimp: Pins B11 - See Terminal Repair Kit
- Core/Insulation Crimp: Pins E2 - F/G
- Release Tool/Test Probe: 12094430/J-35616-4A (PU)

- Pins: F11
- Terminal/Tray: 12110842/4
- Core/Insulation Crimp: A/B
- Release Tool/Test Probe: 15315247/J-35616-4A (PU)

#### Fuse Block - Underhood X2

Pin | Wire | Circuit | Function
--- | --- | --- | ---
A1-A7 | -- | -- | Not Used
A8 | 0.5 OG | 440 | Battery Positive Voltage (M30)
A9-A10 | -- | -- | Not Used
A11 | 2 BK/WH | 451 | Ground
0.5 BK/WH | 451 | Ground
A12 | -- | -- | Not Used
B1 | -- | -- | Not Used
B2 | 0.5 PK | 1539 | Ignition Voltage (4WD)
B3-B4 | -- | -- | Not Used
B5 | 0.35 D-GN | 59 | A/C Compressor Clutch Control (C60)
B6 | 0.35 BK | 350 | Ground (C60)
B7-B10 | -- | -- | Not Used
B11 | 2 BK/WH | 451 | Ground
B12 | -- | -- | Not Used
C1 | -- | -- | Not Used
C2 | 0.5 PK | 139 | Ignition Voltage (M30)
0.35 PK | 139 | Ignition Voltage (M30)
C3 | 0.5 PK | 539 | Ignition Voltage (LH8)
C4-C5 | -- | -- | Not Used
C8 | 1 OG | 2040 | Battery Positive Voltage
0.5 OG | 2040 | Battery Positive Voltage
C9-C10 | -- | -- | Not Used
C11 | 0.5 BK/WH | 451 | Ground
0.5 BK/WH | 451 | Ground (MA5)
C12 | -- | -- | Not Used
D1 | -- | -- | Not Used
D2 | 0.5 BK/WH | 451 | Ground
D3 | 0.5 PK | 239 | Ignition Voltage
0.5 PK | 239 | Ignition Voltage (LLR)
D4 | -- | -- | Not Used
D5 | 0.5 PK | 439 | Ignition Voltage
0.5 PK | 439 | Ignition Voltage (K18)
D8 | 3 OR | 1940 | Battery Positive Voltage
D9-D10 | -- | -- | Not Used
D11 | 0.5 BK | 550 | Ground
0.5 BK | 550 | Ground (LLR)
D12 | -- | -- | Not Used
E1 | -- | -- | Not Used
E2 | 5 PU | 6 | Starter Solenoid Crank Voltage
E3 | 0.5 PK | 239 | Ignition Voltage
E4 | -- | -- | Not Used
E5 | 0.5 PK | 439 | Ignition Voltage
0.5 PK | 439 | Ignition Voltage
E6 | -- | -- | Not Used
E7 | 0.5 BK | 550 | Ground
E8-E10 | -- | -- | Not Used
E11 | 0.5 BK | 550 | Ground
0.5 BK | 550 | Ground
E12 | -- | -- | Not Used
F1 | 0.35 BN | 441 | Ignition Voltage
F2 | -- | -- | Not Used
F3 | 0.5 PK | 239 | Ignition Voltage
0.5 PK | 239 | Ignition Voltage
F4 | 0.5 PK | 839 | Ignition Voltage
F5 | 0.5 PK | 414 | Ignition Voltage
F6 | -- | -- | Not Used
F7 | 0.35 BK | 550 | Ground (4WD)
0.35 BK | 550 | Ground (4WD)
F8 | 0.35 BK | 550 | Ground (4WD)
0.35 BK | 550 | Ground (4WD)
F9-F10 | -- | -- | Not Used
F11 | 2 BK | 550 | Ground
0.5 BK | 550 | Ground (K18)
F12 | -- | -- | Not Used

### Fuse Block - Underhood X4

#### Connector Part Information

- OEM: 12193695
- Service: 88987862
- Description: 2-Way F Maxi-Fuse (WH)

#### Terminal Part Information

- Terminal/Tray: 12110127/19
- Core/Insulation Crimp: F/G
- Release Tool/Test Probe: 12150860/J-35616-44 (YE)

#### Fuse Block - Underhood X4

Pin | Wire | Circuit | Function
--- | --- | --- | ---
A | 2 YE | 443 | Ignition Voltage (A31)
YE | 443 | Ignition Voltage (Regular/Extended Cab with A31)
B | 2 BN | 41 | Ignition Voltage

### Fuse Block - Underhood X5

#### Connector Part Information

- OEM: 12193693
- Service: 15306393
- Description: 2-Way F Maxi-Fuse (BK)

#### Terminal Part Information

- Terminal/Tray: 12110127/19
- Core/Insulation Crimp: F/G
- Release Tool/Test Probe: 12150860/J-35616-44 (YE)

#### Fuse Block - Underhood X5

Pin | Wire | Circuit | Function
--- | --- | --- | ---
A | 2 OG | 540 | Battery Positive Voltage
B | 3 RD | 542 | Battery Positive Voltage

### Fuse Block - Underhood X6

#### Connector Part Information

- OEM: 15319893
- Service: 15319893
- Description: 32-Way F Metri-Pack 280 Series Flexlock (GY)

#### Terminal Part Information

- Pins: A2-A4, B2-B3, B5, E3, E6, F1, F3-F4
- Terminal/Tray: 12110844/4
- Core/Insulation Crimp: Pins A2, A4, E3, E6 - E/A
- Core/Insulation Crimp: Pins A3, B2-B3, B5, F1, F3-F4 - E/C
- Release Tool/Test Probe: 15315247/J-35616-4A (PU)

- Pins: A5
- Terminal/Tray: 12110842/4
- Core/Insulation Crimp: See Terminal Repair Kit
- Release Tool/Test Probe: 15315247/J-35616-4A (PU)

- Pins: B1, F5
- Terminal/Tray: 12110844/4
- Core/Insulation Crimp: C/A
- Release Tool/Test Probe: 15315247/J-35616-4A (PU)

#### Fuse Block - Underhood X6

Pin | Wire | Circuit | Function
--- | --- | --- | ---
A1 | -- | -- | Not Used
A2 | 0.5 OG | 1440 | Battery Positive Voltage
A3 | -- | -- | Not Used
A4 | 0.5 OG | 1540 | Battery Positive Voltage (4WD)
A5 | 0.8 OG | 2240 | Battery Positive Voltage (AG1/AG2)
0.8 OG | 2240 | Battery Positive Voltage (AG1/AG2)
A6 | -- | -- | Not Used
B1 | 0.8 BK | 850 | Ground
B2 | 0.35 PK/WH | 1970 | Headlamp Relay Control
B3 | 0.35 PK | 339 | Ignition Voltage
B4 | -- | -- | Not Used
B5 | 0.35 PK | 339 | Ignition Voltage
0.35 PK | 339 | Ignition Voltage (K34/4WD)
B6 | -- | -- | Not Used
C1-C2 | -- | -- | Not Used
C5-C6 | -- | -- | Not Used
D1-D2 | -- | -- | Not Used
D5-D6 | -- | -- | Not Used
E1-E2 | -- | -- | Not Used
E3 | 0.5 D-BU | 338 | Ignition Voltage
E4-E5 | -- | -- | Not Used
E6 | 0.5 PK | 739 | Ignition Voltage
F1 | 0.35 BN/WH | 301 | Park Lamp Relay Control
F2 | -- | -- | Not Used
F3 | 0.35 BK | 850 | Ground
F4 | 0.35 YE | 5991 | Powertrain Relay Control
F5 | 0.8 OG | 1240 | Battery Positive Voltage (AU3)
F6 | -- | -- | Not Used

### Fuse Block - Underhood X7

#### Connector Part Information

- OEM: 13588097
- Service: 15319897
- Description: 68-Way F Metri-Pack 280 Series Flexlock (L-GY)

#### Terminal Part Information

- Pins: A1, A4-A5, A7-A8, A10, B7, B11, C2, C10-C11, D1- D4, D8, E2-E4, E7, E9, E11, F3, F5, F7, F10-F12
- Terminal/Tray: 12110844/4
- Core/Insulation Crimp: Pins A1, A4-A5, A7-A8, C10-C11, D1, D4, E2, E7, E9, F3, F5, F7, F10-F12 - E/C
- Core/Insulation Crimp: Pins A10, B7, B11, C2, D2-D3, D8, E3-E4, E11 - C/A
- Release Tool/Test Probe: 15315247/J-35616-4A (PU)

- Pins: B2-B3, B10, C1, C3, C5, D5, E5-E6, F6
- Terminal/Tray: 12110844/4
- Core/Insulation Crimp: E/A
- Release Tool/Test Probe: 15315247/J-35616-4A (PU)

#### Fuse Block - Underhood X7

Pin | Wire | Circuit | Function
--- | --- | --- | ---
A1-A3 | -- | -- | Not Used
A4 | 0.35 OG | 440 | Battery Positive Voltage
A5 | 0.35 BK | 28 | Horn Relay Control
A6 | -- | -- | Not Used
A7 | 0.35 YE | 317 | Fog Lamp Relay Control (T96)
A8 | 0.35 PK | 39 | Ignition 1 Voltage
A9 | -- | -- | Not Used
A10 | 0.8 YE | 343 | Ignition Voltage (CF5)
A11 | 1 OG | 140 | Battery Positive Voltage
A12 | -- | -- | Not Used
B1 | -- | -- | Not Used
B2 | 0.5 OG | 740 | Battery Positive Voltage
B3 | 0.5 OG | 1340 | Battery Positive Voltage
B4-B6 | -- | -- | Not Used
B7 | 0.8 L-GN | 24 | Backup Lamp Control
0.5 BN | 24 | Backup Lamp Control (DF5)
B8-B9 | -- | -- | Not Used
B10 | 0.5 YE | 143 | Ignition Voltage
B11 | 0.8 OG | 240 | Battery Positive Voltage (KC5)
B12 | -- | -- | Not Used
C1 | 0.5 OG | 840 | Battery Positive Voltage
C2 | 1 BK | 850 | Ground
C3-C4 | -- | -- | Not Used
C5 | 0.5 BN | 9 | Park Lamps Control
C8-C9 | -- | -- | Not Used
C10 | 0.35 BK/WH | 1969 | Beam Select Relay Control
C11 | 0.35 BN | 9 | Park Lamp Control (A31)
C12 | -- | -- | Not Used
D1 | 0.35 YE/BK | 625 | Starter Relay Control
D2 | 1 PU | 92 | Windshield Wiper Motor High Speed
D3 | 1 D-GN | 95 | Windshield Wiper Motor Low Speed
D4 | 0.35 GY | 91 | Windshield Wiper Switch Signal 2
D5 | 0.35 BN | 9 | Park Lamp Control
0.5 BN | 9 | Park Lamp Control
D8 | 0.8 OG | 40 | Battery Positive Voltage
D9-D12 | -- | -- | Not Used
E1 | -- | -- | Not Used
E2 | 0.35 OG | 1640 | Battery Positive Voltage
E3 | -- | -- | Not Used
E4 | 1 OG | 1140 | Battery Positive Voltage
E5 | 0.5 BN | 9 | Park Lamps Control
E6 | -- | -- | Not Used
E7 | 0.35 D-GN | 113 | Windshield Wiper Switch Signal 2
E8 | -- | -- | Not Used
E9 | 0.35 BN | 141 | Ignition Voltage (KA1)
0.35 BN | 141 | Ignition Voltage
E10-E12 | -- | -- | Not Used
F1-F2 | -- | -- | Not Used
F3 | 0.35 PK | 639 | Ignition Voltage
F4 | -- | -- | Not Used
F5 | 0.35 D-GN/WH | 459 | A/C Compressor Relay Control
F6-F9 | -- | -- | Not Used
F10 | 0.35 OG | 300 | Ignition Voltage
F11 | 0.35 BN | 9 | Park Lamp Control (A31)
F12 | 0.35 BK | 755 | RAP Relay Coil Control

### Fuse Block - Underhood X9

#### Connector Part Information

- OEM: 12193696
- Service: 15306413
- Description: 2-Way F Maxi-Fuse (BN)

#### Terminal Part Information

- Pins: A
- Terminal/Tray: 12110127/19
- Core/Insulation Crimp: F/G
- Release Tool/Test Probe: 12150860/J-35616-44 (YE)

#### Fuse Block - Underhood X9

Pin | Wire | Circuit | Function
--- | --- | --- | ---
A | 3 RD | 242 | Battery Positive Voltage
B | -- | -- | Not Used