Engine Harness Routing

Harness Routing Views

Engine Harness Routing - Left Side (4.3L)




1 - Throttle Body
2 - G107
3 - Transmission
4 - X300
5 - X109
6 - X110 (NQG/NQH)
7 - Fuse Block - Underhood X2

Engine Harness Routing - Top (4.3L)




1 - Mega Fuse Ring Terminal
2 - X175 (M30)
3 - J128
4 - J105
5 - J106
6 - J130 (M30 with NQG/NQH)
7 - Engine Control Module (ECM) X1
8 - Engine Control Module (ECM) X2
9 - G103
10 - X112
11 - Mass Air Flow (MAF)/Intake Air Temperature (IAT) Sensor Connector

Camshaft Position Sensor Jumper Harness Routing (4.8L/5.3L/6.0L/6.2L)




1 - X112
2 - Camshaft Position Sensor Jumper Harness

Engine Harness Routing - Left Front Side (4.8L/5.3L/6.0L/6.2L except LFA/HP2)




1 - Air Intake Duct
2 - X111
3 - Fuse Block - Underhood X2
4 - X109
5 - X110 (NQF/NQG/NQH)
6 - Engine Control Module (ECM) X2
7 - Engine Control Module (ECM) X1
8 - G102
9 - J105

Engine Harness Routing - Right Front Side (4.8L/5.3L/6.0L/6.2L except LFA/HP2)




1 - Dash Panel
2 - X113
3 - J106
4 - G103

Engine Harness Routing - Rear (4.8L/5.3L/6.0L/6.2L except LFA/HP2)




1 - Dash Panel
2 - Transmission
3 - X175 (M30)
4 - Transfer Case Shift Control Switch (NQG)

Heated Oxygen Sensor (HO2S) Jumper Harness Routing (LY6)




1 - X125
2 - Heated Oxygen Sensor (HO2S) Bank 2 Sensor 2

Engine Harness Routing - Front (LFA/HP2) - 1 of 2




1 - X111
2 - X109
3 - X110 (NQH)
4 - X120
5 - X150
6 - X112

Engine Harness Routing - Front (LFA/HP2) - 2 of 2




1 - J105
2 - J121
3 - J120
4 - J123
5 - J130 (NQH)
6 - J124
7 - J106
8 - J104
9 - J122

Engine Harness Routing - Rear (LFA/HP2)




1 - X113
2 - X176
3 - Automatic Transmission Connector
4 - X300

Engine Chassis Harness Routing - Top Front (Diesel)




1 - Battery - Right
2 - Fuse Holder
3 - X127
4 - X108
5 - X107
6 - X123 (PTO)
7 - Fuse Block - Underhood
8 - X109
9 - Battery - Left
10 - Engine Control Module (ECM)
11 - Transmission Control Module (TCM)

Engine Chassis Harness Routing - Top Rear (Diesel)




1 - J104
2 - J105
3 - J106
4 - J132 (K76/YF2)
5 - J133 (PTO)
6 - X110 (NQF/NQG)

Engine Chassis Harness Routing - Rear (Diesel)




1 - X300
2 - G300
3 - Automatic Transmission Turbine Speed Sensor (MW7)
4 - Automatic Transmission (MW7)
5 - Vehicle Speed Sensor (VSS) (MW7)
6 - X124 (PTO)
7 - Power Take Off (PTO) Module (PTO)
8 - X175 (MW7)

Auxiliary Battery Harness Routing (TP2)




1 - Fuse Holder
2 - Auxiliary Battery Run Relay
3 - Auxiliary Battery Harness
4 - Auxiliary Battery Relay
5 - X122