2000 Toyota Celica with codes P1305, P1310, and P1315. What is the reason for these codes?

Question

2000 Toyota Celica GT with engine codes P1305, P1310, and P1315. What is the reason for these codes?

Answer 1

P1305 , P1310 , P1315. No IGF signal to ECM while engine is running.
The reason for this code the ECM see a open in the IGF and IGT from the ignition coil to the igniter , this code is mostly set with the ECM being at fault, rather than the harness,

Answer 2

P1305 TOYOTA Code - Igniter Circuit Malfunction No. 2
Read more: https://www.autocodes.com/p1305_toyota.html

P1310 TOYOTA Code - Igniter Circuit Malfunction No. 3
Read more: https://www.autocodes.com/p1310_toyota.html

P1315 TOYOTA Code - Igniter Circuit Malfunction No. 4
Read more: https://www.autocodes.com/p1315_toyota.html