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Blower Speed Control Switch

Disconnect blower switch connector. Check for continuity at specified terminals. See TESTING BLOWER SPEED CONTROL SWITCH  table. See Fig 1 and Fig 2 . If continuity is not as specified, replace heater control assembly.

TESTING BLOWER SPEED CONTROL SWITCH

Switch Position Continuity Between Terminals
OFF No Continuity
1 27, 12 & 23
2 26, 12 & 23
3 25, 12 & 23
4 24, 12 & 23
Fig 1: Blower Switch Connector Terminal ID (Push Button Controls)
G92B03099Courtesy of NISSAN MOTOR CO., U.S.A.
Fig 2: Blower Switch Connector Terminal ID (Lever Type Controls)
G92F03100Courtesy of NISSAN MOTOR CO., U.S.A.