Isuzu — Front End Alignment Inspection & Adjustment
Adjustments · Front suspension / steering
From a Isuzu service manual — check it applies to your exact model before use.
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Before you start
- When adjusting front end alignment, be sure to begin with trim height as trim height adjustment may change other adjusted alignments.
- Left and right side to be equal within 30'.
Procedure
- Inspect tires, front wheel bearings, ball joints, tie rod ends, relay rods, wheel run-out, trim height, steering gear, shock absorbers, control arms/stabilizer bar, alignment equipment, vehicle level.
- Adjust trim height with adjusting bolt on height control arms (139 ± 5 mm).
- Adjust caster with caster shims between chassis frame and fulcrum pins; tighten fulcrum pin bolt 152 N·m.
- Adjust camber with camber shims; tighten fulcrum pin bolt 152 N·m.
- Adjust toe-in by loosening lock nuts on outer track rods and turning them equally; tighten lock nuts 118 N·m.
- Adjust maximum steering angle with stopper bolts under frame side members; tighten lock nut 23 N·m.
Specs & values
- Trim height 139 ± 5 mm (5.47 ± 0.2 in)
- Caster 2°10' ± 45' (1998); RH 2°22' ± 45', LH 2°10' ± 45' (2000+)
- Camber 0° ± 30'
- King pin inclination 12°30' ± 30'
- Toe-in 0 ± 2 mm
- Max steering angle inside 34°+0/-2°, outside 32°
Source: Isuzu service manual. Steps and values are as documented; always cross-check against the official manual and any later revisions for your exact serial number before servicing.