Sentra Sedan L4-1597cc 1.6L SOHC (E16i) (1988)
Idle Speed Control Valve: Component Tests and General Diagnostics
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Do not pour oil or solvent into the I.S.C. valve.
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Do not disassemble I.S.C. valve.
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Do not peck the valve portion of I.S.C. valve.
1. Check resistance between the terminals.
(A) - (B) : 9.5-10.5 ohms
(B) - (C) : 8.5 - 9.5 ohms
2. Confirm insulation between each terminal and I.S.C. valve body.
3. Apply battery voltage between (B) (+) and (C) (-) and confirm the opening of I.S.C. valve.
Valve: Fully closed.
4. Apply battery voltage between (B) (+) and (A) (-) and confirm the opening of I.S.C. valve.
Valve: Fully open.
5. Check opening clearance of I.S.C. valve without applying voltage to terminals.
Opening clearance: 0 - 2 mm (0 - 0.08 in)