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.
2004 Lexus ES 330FACTORY OEM SERVICE PROCEDURE
Electronic Modulated Suspension DTCS
ELECTRONIC MODULATED SUSPENSION DIAGNOSTIC TROUBLE CODE (DTC) IDENTIFICATION
| DTC | Description |
|---|---|
| C1715/15 | RIGHT FRONT ACCELERATION SENSOR CIRCUIT |
| C1716/16 | LEFT FRONT ACCELERATION SENSOR CIRCUIT |
| C1717/17 | REAR ACCELERATION SENSOR CIRCUIT |
| C1725/21 | RIGHT FRONT ABSORBER CONTROL ACTUATOR CIRCUIT |
| C1726/22 | LEFT FRONT ABSORBER CONTROL ACTUATOR CIRCUIT |
| C1727/23 | RIGHT REAR ABSORBER CONTROL ACTUATOR CIRCUIT |
| C1728/24 | LEFT REAR ABSORBER CONTROL ACTUATOR CIRCUIT |
| C1774/74 | POWER SOURCE CIRCUIT |
| C1776/76, C1794/94 | RIGHT FRONT SPEED SENSOR CIRCUIT |
| C1777/77 | STEERING ANGLE SENSOR CIRCUIT |
| C1779/79, C1797/97 | CRANKSHAFT POSITION SENSOR CIRCUIT |
| C1782/82 | STOP LIGHT SWITCH CIRCUIT |
| C1787/87 | ABSORBER CONTROL SWITCH CIRCUIT |
| C1791/91 | RIGHT FRONT ACCELERATION SENSOR CIRCUIT |
| C1792/92 | LEFT FRONT ACCELERATION SENSOR CIRCUIT |
| C1793/93 | REAR ACCELERATION SENSOR CIRCUIT |
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.