Schematic Reference: Starting and Charging Schematics

Connector End View Reference: Master Electrical Component List in Wiring Systems

Did you perform the Engine Electrical Diagnostic System Check?

Go to Step 2

Go to Diagnostic System Check - Engine Electrical

Turn the ignition to the START position.

Did the starter solenoid click?

Go to Step 3

Go to Starter Solenoid Does Not Click

3

Inspect the engine and belt drive system for mechanical binding (seized engine, seized generator).

Does the engine move freely?

Go to Step 4

Go to Engine Will Not Crank - Crankshaft Will Not Rotate in Engine Mechanical -4.0L

Test the battery positive cable between the battery and the underhood fuse block for a high resistance. Refer to Circuit Testing and Wiring Repairs in Wiring Systems.

Did you find and correct the condition?

Go to Step 10

Go to Step 5

Test the battery positive cable between the underhood fuse block and starter motor for an open or high resistance. Refer to Circuit Testing and Wiring Repairs in Wiring Systems.

Did you find and correct the condition?

Go to Step 10

Go to Step 6

Test the ground circuit of the starter motor between the battery and the starter motor for a high resistance. Refer to Circuit Testing and Wiring Repairs in Wiring Systems.

Did you find and correct the condition?

Go to Step 10

Go to Step 7

Inspect for poor connections at the underhood fuse block. Refer to Testing for Intermittent Conditions and Poor Connections and Wiring Repairs in Wiring Systems.

Did you find and correct the condition?

Go to Step 10

Go to Step 8

Inspect for poor connections at the starter motor. Refer to Testing for Intermittent Conditions and Poor Connections and Connector Repairs in Wiring Systems.

Did you find and correct the condition?

Go to Step 10

Go to Step 9

Replace the Starter Motor. Refer to Starter Motor Replacement .

Did you complete the replacement?

Go to Step 10

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Operate the system in order to verify the repair.

Did you correct the condition?

System OK

Go to Step 2