90 Quattro 20V (Canada) L5-2309cc 2.3L DOHC (7A) (1989)
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ABS Light: Customer Interest
ABS/Differential Lock Display - Continuously On
Group:
45
Number:
91-02
Date:
July 31, 1991
Subject:
ABS and Differential Lock Display Continuously On
Model(s):
80 Quattro, 90 Quattro, Coupe Quattro
Condition:
Switch on rear axle differential corroded due to water ingress.
Production:
Improved rubber boot on wiring harness for switch.
From:
November 1989
VIN:
8A_LA100508
8B_LA006992
Service:
1) Check Switch - P/N 013 941 521A and replace if necessary.
2) Check wiring harness P/N 443 971 559 and replace if necessary.
Only replace the printed circuit board, (P/N 893 919 216) if the repair according to points 1 an 2 are not successful.
