200 Quattro Wagon L5-2226cc 2.22L SOHC Turbo (MC) (1989)
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Engine Control Module: Customer Interest
Engine - No Start, Hard Start
Group:
28
Number:
91-02
Date:
March 31, 1991
Subject:
Engine - Vehicle No Start/Hard Start, Below 45~F (7~C) Ambient Temperatures
Model(s): 200/200 Quattro
MY 1989-1990 (With MC Engines)
Condition:
No signal from engine management ECU, to the cold start valve.
Production:
Production processes improved, to help assure that ECU is not damaged during production.
Service:
a) Check function of signal to cold start valve
b) If no signal, replace ECU
Caution:
When working on ECU do not disconnect ECU from vehicle wiring harness within 30 seconds of turning the ignition switch off, this may
damage the ECU.