Starter Solenoid Clicks, Engine Does Not Crank

Starter Solenoid Clicks, Engine Does Not Crank

Diagnostic Instructions

* Perform the Diagnostic System Check - Vehicle Diagnostic System Check - Vehicle prior to using this diagnostic procedure.
* Review Strategy Based Diagnosis Strategy Based Diagnosis for an overview of the diagnostic approach.
* Diagnostic Procedure Instructions Diagnostic Procedure Instructions provides an overview of each diagnostic category.

Reference Information
Schematic Reference

Starting and Charging Schematics Electrical Diagrams
Connector End View Reference

Component Connector End Views Connector End Views By Name
Description and Operation

Starting System Description and Operation Description and Operation
Electrical Information Reference

* Circuit Testing Circuit Testing
* Connector Repairs Connector Repairs
* Testing for Intermittent Conditions and Poor Connections Testing for Intermittent Conditions and Poor Connections
* Wiring Repairs Wiring Repairs

Scan Tool Reference

Control Module References Control Module References for scan tool information

Circuit/System Verification

1. Ignition OFF, measure and record the battery voltage at the battery terminals. The voltage should be between 12.0-15.0 V.

• If not within the specified range, refer to Battery Charging Procedures.

2. Remove the drive belts. Refer to Drive Belt Tensioner Replacement Service and Repair , Drive Belt Idler Pulley Replacement Service and Repair or Drive Belt Replacement Service and Repair.
3. Place the S39 ignition switch to the CRANK position.

• If the engine cranks, inspect the engine and belt drive system for mechanical binding, seized engine, or seized generator, etc.
• If the engine does not crank, refer to Engine Will Not Crank - Crankshaft Will Not Rotate Engine Will Not Crank - Crankshaft Will Not Rotate.

4. Test for less than 0.5 V between the positive battery cable and terminal A X2 at the M64 starter motor as the S39 ignition switch is placed to the START position.

• If greater than the specified value, replace the positive battery cable.

5. Test for less than 0.5 V between the negative battery cable and the starter motor case as the S39 ignition switch is placed to the START position.

• If greater than the specified value, replace the negative battery cable.

6. If all circuits test normal, replace the M64 starter motor.

Repair Instructions

Perform the Diagnostic Repair Verification Verification Tests after completing the diagnostic procedure.

* Battery Positive and Negative Cable Replacement Battery Positive and Negative Cable Replacement
* Starter Replacement Service and Repair