For 1990-2009 cars

Important: The following steps must be completed before using the symptom tables.

• | Perform Diagnostic System Check - Vehicle before using the Symptom Tables in order to verify that all of the following are true:

- | There are no DTCs set.

- | The control modules can communicate via the serial data link.

• | Review the system descriptions and operations in order to familiarize yourself with the system functions. Refer to one of the following system operations:

- | Battery Description and Operation

- | Charging System Description and Operation

- | Electrical Power Management Description and Operation

- | Starting System Description and Operation

### Visual/Physical Inspection

• | Inspect for aftermarket devices which could affect the operation of the starting and charging systems. Refer to Checking Aftermarket Accessories .

• | Inspect the easily accessible or visible system components for obvious damage or conditions which could cause the symptom.

### Intermittent

Faulty electrical connections or wiring may be the cause of intermittent conditions. Refer to Testing for Intermittent Conditions and Poor Connections .

### Symptom List

Refer to a symptom diagnostic procedure from the following list in order to diagnose the symptom:

• | Starter Solenoid Does Not Click

• | Starter Solenoid Clicks, Engine Does Not Crank

• | Engine Cranks Slowly

• | Charge Indicator Always On

• | Charge Indicator Inoperative

• | Battery Inspection/Test

• | Battery Electrical Drain/Parasitic Load Test

• | Battery Common Causes of Malfunction

• | Starter Motor Noise Diagnosis

• | Charging System Test

• | Generator Noise Diagnosis