LT4 TROUBLE CODES
Thread Starter
4th Gear
Joined: Apr 2003
Posts: 4
Likes: 0
From: simi valley ca
LT4 TROUBLE CODES
Anyone know what the trouble code "P1371 Manufacturer" is? I did an AUTOXRAY sacne of my wife's LT4, and thats the only trouble code that came up.
Thank you :steering:
Thank you :steering:
Race Director
Joined: Apr 2000
Posts: 15,344
Likes: 4,009
From: Texas
Re: LT4 TROUBLE CODES (ZZRRONE)
Low Resolution Circuit. 99% of the time it means the Optispark is going bad. On very very rare occasion, it can be due to a dirty connector (look for the harness that plugs into the Opti on the pasenger side and clean the connector halves at either end of that harness). Possible but even more unlikely is a bad PCM. Lastly faulty wiring anywhere along the cicuit can be a cause.
