code 13 on 89 cavalier.. 730 ecm

[JTesta1966 at aol.com]

In a message dated 5/11/00 10:38:14 AM Eastern Daylight Time, 
mrolica at meridian-mag.com writes:

<< A friend is having a problem with code 13 coming on all the time..The 
oxygen
 sensor was replaced with a new one and no changes.
 the service engine light comes on at about 65mph and stays on... seting the
 code 13.
 The replacement sensor is a ngk
 the ecm is a 730 >>

If I remember right, I didnt look it up, code 13 is O2 sensor, circuit or ECM 
problem. I'd do a power/ground check prior to condemning ECM.

~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
Jim Testa                                         TType86 on #BuickGN
jtesta1966 at aol.com                               buick.fiendish.net:6667
ASE Master Technician            NJ Lic. Motor Vehicle Inspector
L1 Adv Eng Perf Certified     NJ Licensed Emissions repair Tech
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