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Vacuum Modulator Rod

WARNING: This page is about a different car, the 1993 Isuzu Stylus, 1992 Isuzu Stylus, and 1991 Isuzu Stylus. However, it is still accessible from the selected car via links, so may be relevant.

With vacuum diaphragm and modulator rod installed, measure distance "N". See Fig 1. To select correct modulator rod, use the MODULATOR ROD LENGTH  table.

MODULATOR ROD LENGTH

Measurement At "N" - In. (mm) Length Of Rod - In. (mm)
Less Than 1.00 (25.4) 1.16 (29.5)
1.00-1.02 (25.4-25.9) 1.18 (30.0)
1.02-1.04 (25.9-26.4) 1.20 (30.5)
1.04-1.06 (26.4-26.9) 1.22 (31.0)
More Than 1.06 (26.9) 1.24 (31.5)
Fig 1: Measuring Modulator Rod
G90E00756Courtesy of ISUZU MOTOR CO.