Intermittent Problem Diagnosis

Intermittent fault testing requires duplicating circuit or component failure to identify the problem. These procedures may lead to the PCM setting a fault code, which may help in diagnosis. If fault code is not present, check for intermittents. See CIRCUIT TEST Z in appropriate article:

• For SOHC vehicles, see TESTS W/CODES .
• For DOHC vehicles, see TESTS W/CODES .