What is the meaning of this code p1491 I just change the 2sensor and the engine check still on
Tuesday, March 31st, 2015 AT 11:44 AM
1 Reply
HMAC300
MECHANIC
48,601 POSTS
P1491 is a cooling fan relay problem either the fan isn't working or there may be a short in system a scanner is needed to remove codes. Tis may be something a pro will need to fix or try to get with his scanner.