Reductant tank pickup, CAN timeout
1. Check the supply voltage pins to the reductant tank pickup (T116) for electrical failures. 2. Check the CAN cable harness between the EEC control unit (E67) and the reductant tank pickup (T116) for electrical failures. 3. If no electrical failures in the harness are found, change the reductant tank pickup. For a detailed harness and pin description see the electrical component, under the check tab, in the diagnostic tool. For a general description about different methods for electrical failure checks see the work shop manual subgroup 16-70.
What you'll see
No driver-visible symptom recorded.
System reaction
No system-reaction text recorded.
Diagnostic depth
Lost communiction with the reductant tank pickup (T116)
1. Electrical fault in the reductant tank pickup voltage supply. 2. CAN communication error between the EEC control unit (E67) and the reductant tank pickup. 3. Internal electrical failure in the reductant tank pickup.