Search found 2 matches

by slowrolla4age
Fri Apr 11, 2025 9:00 pm
Forum: TECH: 4A-GE ENGINE
Topic: 4age Incorrect RPM signal
Replies: 4
Views: 8589

Re: 4age Incorrect RPM signal

The engine sounds smooth once I step on the pedal maybe because it is using the info from the tps. No jerking. SO since I get a bad reading at the ecu between ne and g- but I get 160 ohms from the g to g- at the ecu and I get 160 ohms from the two wires that go to the ignition module ups at the dIzz...
by slowrolla4age
Tue Apr 08, 2025 6:57 pm
Forum: TECH: 4A-GE ENGINE
Topic: 4age Incorrect RPM signal
Replies: 4
Views: 8589

4age Incorrect RPM signal

Hello I have been trouble shooting my early bigport 4age that is unable to idle, I have been unable to locate the exact problem but I have found a couple incorrect readings. I have 3 million ohms reading on the ecu between terminals ne signal for rpm and g- (I believe is ground). The book spec is ar...