Pinpoint Test A: The Engine Does Not Crank: Notes

Refer to Starting System for schematic and connector information.

Normal Operation and Fault Conditions 

REFER to: Starting System - System Operation and Component Description .

Possible Sources 

• Battery
• Battery cables
• Starter motor
• BJB starter relay

Visual Inspection and Diagnostic Pre-checks 

• Inspect the BJB Run/Start relay.
• Inspect the high current BJB connections.
• Verify the BJB fuse 86 (20A).
• Verify the BCM fuse 4 (10A).
• Inspect the Integrated Keyhead Transmitter (IKT).