BA3 Wiring Harness/Power Supply Circuit Check

^ Service Bay Diagnostics has not been entered due to low power supply voltage. The following actions are required:

^ Release STAR test button so that it remains in the up HOLD position.

^ Turn air suspension switch OFF and disconnect air suspension control module from wiring harness connector.

^ Turn air suspension switch back to the ON position.

^ Using an analog voltmeter, place positive voltage lead in wiring harness connector Pin 37 (Circuit 418A) and negative lead to Pin 40 (Circuit 430G).

^ Is there a positive voltage of 11 volts or greater?

YES -- Go to BA4.

NO -- REFER to Starting and Charging.