EG9 Check Resistance Between Pin 55 and 60

^ Using an analog ohmmeter, (20,000 ohms is recommended). connect one lead to wiring harness connector Pin 55 (Circuit 431A) and other to Pin 60 (Circuit 430H).

^ Is ohmmeter reading greater than 4,500 ohms?

YES -- REPLACE air suspension control module. RECONNECT all three height sensors to vehicle wiring harness. REPEAT Service Bay Diagnostics. Reading and Clearing Diagnostic Trouble Codes

No -- SERVICE short in wiring harness Circuit 431B. REFER to Diagrams/Electrical. REPEAT Service Bay Diagnostics. Reading and Clearing Diagnostic Trouble Codes