Symptom Chart - Exhaust System
NOTE:
Aftertreatment components consist of some or all of the following components: Catalytic Converters, Gasoline Particulate Filters, Diesel Particulate Filters, Selective Catalytic Reduction Catalysts, Exhaust Gas Heat Exchanger.
Diagnostics in this article assume a certain skill level and knowledge of Ford-specific diagnostic practices. REFER to: Diagnostic Methods .
Symptom Chart
| Condition | Actions |
|---|---|
| Lack of power - vehicle performance complaint | GO to Pinpoint Test A |
| Odour from vehicle - possible sign of smoke | GO to Pinpoint Test B |
| Surface rust or degradation of surface treatment | GO to Pinpoint Test C |
| Noise such as buzzing, drumming, thumping, ringing or hissing coming from exhaust system | GO to Pinpoint Test D |