Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
2003 Lexus LS 430FACTORY OEM SERVICE PROCEDURE
Service Data
WARNING: This page is about a different car, the 2005 Toyota 4Runner. However, it is still accessible from the selected car via links, so may be relevant.
Service Data - Front Suspension (1 Of 2)
| Front wheel alignment |
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| UZN210L-GKAGKA | Front A-B: | 113.6 mm (4.47 in.) | |
| Rear C-D: | 71.7 mm (2.82 in.) | ||
| UZN21OL-GKAZKA | Front A-B: | 113.5 mm (4.47 in.) | |
| Rear C-D: | 72.3 mm (2.85 in.) | ||
| GRN21OL-GKPGKA | Front A-B: | 110.5 mm (4.35 in.) | |
| Rear C-D: | 70.9 mm (2.79 in.) | ||
| GRN210L-GKPZKA | Front A-B: | 110.4 mm (4.35 in.) | |
| Rear C-D: | 71.3 mm (2.81 in.) | ||
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| UZN21 OL-GKAZKA | Front A-B: | 112.7 mm (4.44 in.) | |
| Rear C-D: | 81.4 mm (3.20 in.) | ||
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| UZN215L-GKAGKA | Front A-B: | 99.9 mm (3.93 in.) | |
| Rear C-D: | 71.6 mm (2.82 in.) | ||
| UZN215L-GKAZKA | Front A-B: | 99.8 mm (3.93 in.) | |
| Rear C-D: | 72.1 mm (2.84 in.) | ||
| GRN215L-GKPGKA | Front A-B: | 99.8 mm (3.93 in.) | |
| Rear C-D: | 71.3 mm (2.81 in.) | ||
| GRN215L-GKPZKA | Front A-B: | 99.8 mm (3.93 in.) | |
| Rear C-D: | 71.9 mm (2.83 in.) | ||
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| UZN215L-GKAZKA | Front A-B: | 99.2 mm (3.91 in.) | |
| Rear C-D: | 78.9 mm (3.11 in.) | ||
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| 0°05' ± 0°10' (0.08° ± 0.16°) | |||
| 1 ± 2 mm (0.04 ± 0.08 in.) | |||
| Rack end length difference | 1.0 mm (0.04 in.) or less | ||
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| Inside wheel | 37°00' (35°00' -- 38°00') | ||
| 37.00° (35.00° -- 38.00°) | |||
| Outside wheel: Reference | 32° 30' | ||
| 32.50° | |||
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| Inside wheel | 36°40' (34°40' - 37°40') | ||
| 36.67° (34.67° - 37.67°) | |||
| Outside wheel: Reference | 32°53' | ||
| 32.88° | |||
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| 2WD Except air suspension | -0°28' ± 45' (-0.47° ± 0.75°) | ||
| Right-left error | 45' (0.75°) or less | ||
| 2WD Air suspension | -0°30' ± 45' (-0.50° ± 0.75°) | ||
| Right-left error | 45' (0.75°) or less | ||
| 4WD Except air suspension | -0°09' ± 45' (-0.15° ± 0.75°) | ||
| Right-left error | 45' (0.75°) or less | ||
| 4WD Air suspension | -0°10' ± 45' (-0.17° ± 0.75°) | ||
| Right-left error | 45' (0.75°) or less | ||
Service Data - Front Suspension (2 Of 2)
| Front wheel alignment |
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| 2WD Except air suspension | 3°23' ± 45' (3.38° ± 0.75°) | ||
| Right-left error | 45' (0.75°) or less | ||
| 2WD Air suspension | 3°33' ± 45' (3.55° ± 0.75°) | ||
| Right-left error | 45' (0.75°) or less | ||
| 4WD Except air suspension | 3°13' ± 45' (3.22° ± 0.75°) | ||
| Right-left error | 45' (0.75°) or less | ||
| 4WD Air suspension | 3°22' ± 45' (3.37° ± 0.75°) | ||
| Right-left error | 45' (0.75°) or less | ||
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| 2WD Except air suspension | 12°58' ± 45' (12.97° ± 0.75°) | ||
| Right-left error | 45' (0.75°) or less | ||
| 2WD Air suspension | 13°00' ± 45' (13.00° ± 0.75°) | ||
| Right-left error | 45' (0.75°) or less | ||
| 4WD Except air suspension | 12° 39' ± 45' (12.65° ± 0.75°) | ||
| Right-left error | 45' (0.75°) or less | ||
| 4WD Air suspension | 12°40' ± 45' (12.67° ± 0.75°) | ||
| Right-left error | 45' (0.75°) or less | ||
| Front suspension | Upper arm ball joint turning torque | 4.5 N.m (46 kgf.cm, 40 in..lbf) or less | |
| Lower arm bail joint turning torque | 3.0 N.m (31 kgf.cm, 27 in..lbf) or less | ||
| Stabilizer link ball joint turning torque | 2.0 N.m (20 kgf.cm, 18 in..lbf) or less | ||
| A: Ground clearance of front wheel center B: Ground clearance of lower suspension arm No.2 set bolt center C: Ground clearance of rear wheel center D: Ground clearance of strut rod set bolt center |
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A: Ground clearance of front wheel center
B: Ground clearance of lower suspension arm No.2 set bolt center
C: Ground clearance of rear wheel center
D: Ground clearance of strut rod set bolt center
Factory Service Tools
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.