EEC IV Quick Test - False `DYN RSP' Message
90ford25 Article No. 90-18-4EEC IV QUICK TEST - 1.9L SEFI - FALSE DYNAMIC RESPONSE "DYN RSP" MESSAGE
FORD: 1991 ESCORT
LINCOLN-MERCURY: 1991 TRACER
ISSUE: When using a Super Star II tester in the fast code mode to perform the Engine Running Self-Test, the tester will incorrectly display a "DYN RSP" (Dynamic Response) message. If the Dynamic Response (goose) test is performed, the car may stall although no concern is present. This can result in a misdiagnosis.
ACTION: Ignore the "DYN RES" message. Do not perform a Dynamic Response (goose) test during the Engine Running Self-Test.
OTHER APPLICABLE ARTICLES: None
WARRANTY STATUS: INFORMATION ONLY
OASIS CODES: 607000, 690000