IB19 Checking Wiring Harness (Circuit 415)

^ Turn air suspension switch to OFF position.

^ Disconnect air suspension control module connector.

^ Using an analog ohmmeter, connect one lead to air suspension control module wiring harness connector Pin 21 (Circuit 415) and other to the left front air spring solenoid valve wiring harness connector Circuit 415.

^ Is ohmmeter reading less than 10 ohms?

YES -- GO to IB20.

NO -- SERVICE open in Circuit 415. REPEAT Service Bay Diagnostics. Reading and Clearing Diagnostic Trouble Codes