This electrical wiring diagram applies for Jeep Grand Cherokee WJ models. This wiring diagram manual is designed to provide information regarding the vehicles wiring content. The diagram is arranged such that the power (B+) side of the circuit is placed near the top of the page. And the ground (B-) site circuit is placed near the bottom of the page.
All switches, components and modules are shown in the rest position with the doors closed and the key removed from the ignition. Components are shown two ways. A solid line around the component indicates that the component is complete.
Index: Description and Operation, this includes topics on circuit function, connector information, electrostatic discharged, sensitive devices, introduction, etc; Diagnosis and Testing, this includes topics on intermittent and poor connection, troubleshooting test, troubleshooting tools; Service Procedures, this includes information of connector and terminal replacement, diode replacement, wiring repair and etc.