Sentra Hatchback Coupe L4-1597cc 1.6L SOHC (E16i) (1987)
Idle Switch: Adjustments
1. Warm up engine sufficiently.
2. Disconnect throttle valve switch harness connector and throttle sensor harness connector.
3. Check idle speed.
M/T: 750 rpm
A/T: 670 rpm (in "D" position)
If not correct, adjust by turning throttle adjusting screw.
4. (A/T model) shift transaxle to "N" position and read idle speed NAT at that point.
5. Manually open throttle valve to about 2,000 rpm, lower engine speed slowly and read the engine speed at which the idle contact turns from OFF to
ON.
M/T: 1,050 ± 150rpm
A/T: (NAT + 300) ±150 rpm (in "N" position)
If not correct, adjust by loosening throttle valve switch securing screws and turning the throttle valve switch.
6. Reconnect throttle valve switch harness connector and throttle sensor harness connector.