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Engine Compartment Wiring Harness Diagram - Underhood Fuse Block & Relay Locations

Component-location diagram with numbered callouts and a legend identifying auxiliary relays, harnesses and connectors near the fuse block.

AI caption · Photo 61 of 66

This document is a schematic-style component location diagram showing the routing and connection points of an engine compartment wiring harness. Ten numbered callouts identify major electrical components and harness segments, which are decoded in a legend beneath the illustration. Identified items include the Auxiliary Roof Lamp Relay (1), Auxiliary Cooling Fan Relay (2), Battery Positive Lead (3), Wheel Speed Sensor Connector (4), Engine Harness (5), connector/grommet identifiers P100 (6) and C238 (7), the IP (instrument panel) Harness (8), the Underhood Fuse Block (9), and the Forward Lamp Harness (10). The drawing depicts how these harnesses converge near the underhood fuse block and where the battery positive lead and various connectors attach. A directional arrow in the drawing indicates orientation (likely vehicle front). A reader can use this diagram to locate specific harness branches, relays, and connectors in the engine bay when diagnosing electrical problems, tracing wiring between the instrument panel and engine harnesses, or identifying pass-through points such as P100 and C238. The document contains no fuse amperage values, wire colors, part numbers, or stated vehicle year/model applicability; it is purely a component location/identification illustration with legend.

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Frequently asked questions

What components are identified in this wiring harness diagram?
The legend identifies: (1) Auxiliary Roof Lamp Relay, (2) Auxiliary Cooling Fan Relay, (3) Battery Positive Lead, (4) Wheel Speed Sensor Connector, (5) Engine Harness, (6) P100, (7) C238, (8) IP Harness, (9) Underhood Fuse Block, and (10) Forward Lamp Harness.
Where is the underhood fuse block shown in this diagram?
The underhood fuse block is callout (9) in the diagram, located near the top of the illustration where the engine, IP, and forward lamp harnesses converge.
What are P100 and C238 in this diagram?
P100 (callout 6) and C238 (callout 7) are connector/pass-through identifiers shown on the harness assembly; the document labels them by these designations without further description.
Does this diagram show fuse amperage ratings or wire colors?
No. It is a component location diagram with a legend only; it contains no fuse ratings, wire colors, or part numbers.

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