Nissan Versa (N17): Engine cooling system (CO)

Other materials:

P1148 closed loop control
DTC Logic DTC DETECTION LOGIC NOTE: DTC P1148 is displayed with DTC for A/F sensor 1. When the DTC is detected, perform the trouble diagnosis of DTC corresponding to A/F sensor 1. DTC No. Trouble diagnosis (Trouble diagnosis content) DTC detecting condition Possible cause ...

IDLE SPEED
Inspection 1.CHECK IDLE SPEED With CONSULT Check idle speed in "DATA MONITOR" mode with CONSULT. Without CONSULT Check idle speed by installing the pulse type tachometer clamp on the loop wire or on suitable high-tension wire which installed between No.1 ignition coil and No.1 spark plug. ...