The Cross Traffic Alert (CTA) System Is Inoperative Or Does Not Function Correctly
Refer to Wiring Diagrams Cell 146 for schematic and connector information.
Normal Operation and Fault Conditions
REFER to: Blind Spot Information System - System Operation and Component Description (419-04 Side and Rear Vision, Description and Operation).
Possible Sources
Communication network concern Obstruction or damage to the rear bumper cover sides Configuration concern SODL SODR IPC concern PCM concern GWM concern
PINPOINT TEST B : THE CROSS TRAFFIC ALERT (CTA) SYSTEM IS INOPERATIVE OR DOES NOT
FUNCTION CORRECTLY
B1 VERIFY THE LH (LEFT-HAND) AND RH (RIGHT-HAND) EXTERIOR MIRROR BLIND SPOT INFORMATION SYSTEM (BLIS®)/CROSS TRAFFIC ALERT (CTA) LED (LIGHT EMITTING DIODE) OPERATION
Ignition OFF. Observe the LH and RH exterior mirror Blind Spot Information System (BLIS®)/Cross Traffic Alert (CTA) Light Emitting Diodes (LEDs). Start the engine.
Do the LH and RH exterior mirror Blind Spot Information System (BLIS®)/Cross Traffic Alert (CTA) Light Emitting Diodes (LEDs) illuminate and turn off after approximately 3 seconds?
Yes | GO to B2 |
|---|---|
No | If either LED is inoperative, GO to Pinpoint Test D If either LED is always on, GO to Pinpoint Test C |
B2 VERIFY THE CROSS TRAFFIC ALERT (CTA) SYSTEM OPERATION
Verify the operation of the Cross Traffic Alert (CTA) system.
Does the Cross Traffic Alert (CTA) operate correctly?
Yes | The concern may have been caused by an intermittent condition such as poor weather conditions or the customer's perception of proper Cross Traffic Alert (CTA) system operation. REVIEW proper system operation with the customer. REFER to the Owner's Literature. |
|---|---|
No | GO to B3 |
B3 VERIFY THE SODL (SIDE OBSTACLE DETECTION CONTROL MODULE LH) AND SODR (SIDE OBSTACLE DETECTION CONTROL MODULE RH) PASS THE NETWORK TEST
2016 Mustang workshop publication supplied to Mustang Atlas. Original technical text and illustrations; HTML formatting by Mustang Atlas. Source page numbering is retained for traceability. Follow the configuration, revision, warnings, and cross-references in the material. About this edition.