Zilvia.net Forums | Nissan 240SX (Silvia) and Z (Fairlady) Car Forum - View Single Post - S13 DOHC gauge cluster problem has me stumped

ltionsipow · 07-31-2014, 07:54 PM

The DOHC tach gets a 0-5V signal from the ECU and the SOHC tach gets a 0-12V signal off the coil. That might explain some of your tach issue.

07-31-2014, 07:54 PM	#11
ltionsipow Join Date: Jul 2014 Location: CA Age: 39 Posts: 2 Trader Rating: (0)	The DOHC tach gets a 0-5V signal from the ECU and the SOHC tach gets a 0-12V signal off the coil. That might explain some of your tach issue.