DIAGNOSING AND REPAIRING ENGINE CONTROL UNIT FAILURES

Diagnosing a faulty engine control unit (ECU) can be tricky. A malfunctioning ECU can cause a range of symptoms, from rough idling to full loss of power. To identify the issue, mechanics will often use diagnostic scanners to retrieve fault codes stored in the ECU's memory. These codes can provide valuable clues into the nature of the problem. When