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 ES 300FACTORY OEM SERVICE PROCEDURE
Service Data
SERVICE DATA
| U150E | ||
| Line pressure (Wheel locked) | ||
| Engine idling | ||
| D position R position |
370 - 410 kPa (3.8 - 4.2 kgf.cm2
, 54 - 60 psi) 670 - 740 kPa (6.8 - 7.5 kgf.cm2 , 97 - 106 psi) |
|
| AT stall (Throttle valve fully opened) | ||
| D position R position |
930 - 1,030kPa (9.5 - 10.5 kgf.cm2
, 135-150 psi) 1,770 - 1,970 kPa (18.0 - 20.1 kgf.cm2 , 256 - 286 psi) |
|
| Engine stall revolution | D and R positions | 2,600 +/- 150 rpm |
| Time lag | N --> D position N --> R position |
Less than 1.2 seconds Less than 1.5 seconds |
| Engine idle speed (A/C OFF) | N position | 650 +/- 50 rpm |
| Drive plate runout Torque converter runout |
Max. Max. |
0.20 mm (0.0079 in.) 0.30 mm (0.0118 in.) |
| Differential oil seal drive in depth | LH side RH side |
0 +/- 0.5 mm (0 +/- 0.020 in.) 0 +/- 0.5 mm (0 +/- 0.020 in.) |
| Shift schedule | ||
| D position | ||
| (Throttle valve fully opened) | 1 --> 2 | 47 - 54 km/h (29 - 34 mph) |
| 2 --> 3 | 89 - 96 km/h (55 - 60 mph) | |
| 3 --> 4 | 143 - 154 km/h (89 - 96 mph) | |
| 4 --> 5 | 201 - 213 km/h (125 - 132 mph) | |
| 5 --> 4 | 195 - 206 km/h (121 - 128 mph) | |
| 4 --> 3 | 137-148 km/h (85 - 92 mph) | |
| 3 --> 2 | 83 - 89 km/h (52 - 55 mph) | |
| 2 --> 1 | 41 - 46 km/h (25 - 29 mph) | |
| (Throttle valve fully closed) | 4 --> 5 | 45 - 50 km/h (28 - 31 mph) |
| 5 --> 4 | 35 - 41 km/h (22 - 25 mph) | |
| 3 position | ||
| (Throttle valve fully opened) | 1 --> 2 | 47 - 54 km/h (29 - 34 mph) |
| 2 --> 3 | 89 - 96 km/h (55 - 60 mph) | |
| 4 --> 3 | 147-157 km/h (91 - 98 mph) | |
| 3 --> 2 | 83 - 89 km/h (52 - 55 mph) | |
| 2 --> 1 | 41 - 46 km/h (25 - 29 mph) | |
| 2 position | ||
| (Throttle valve fully opened) | 1 --> 2 | 47 - 54 km/h (29 - 34 mph) |
| 3 --> 2 | 95 - 102 km/h (59 - 63 mph) | |
| 2 --> 1 | 41 - 46 km/h (25 - 29 mph) | |
| L position | ||
| (Throttle valve fully opened) | 2 --> 1 | 41 - 46 km/h (25 - 29 mph) |
| Lock-up point D position |
Throttle valve opening 5 % | |
| 5th gear | Lock-up ON Lock-up OFF |
61 - 67 km/h (38 - 42 mph) 59 - 65 km/h (37 - 40 mph) |
| 4th gear | Lock-up ON Lock-up OFF |
100 - 107 km/h (62 - 66 mph) 94-100 km/h (58 - 62 mph) |
| 4 position | ||
| 4th gear | Lock-up ON Lock-up OFF |
100 - 107 km/h (62 - 66 mph) 94 - 100 km/h (58 - 62 mph) |
Factory Service Tools
Use the Manual With the Right Hardware
Pair factory procedures with proven DIY tools so the instructions are easier to execute.
Disclosure: Verified tool recommendations may earn an affiliate commission at no cost to you.
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.
Rather have a pro handle this?
A certified mobile mechanic comes to your home or office. They bring the tools, you stay comfortable. No tow truck, no waiting room, no surprises.
Comes to youSame-day available12-month warranty
Get a Free QuoteNo obligation. See pricing before you book.