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.
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HOMESERVICE MANUALSACURA20043.5RLREPAIR AND DIAGNOSIS (SINGLE PAGE)BRAKESTRACTION CONTROLVEHICLE STABILITY ASSISTANCE SYSTEMDIAGNOSTIC TESTSNOTES
2004 Acura 3.5RL
Diagnostic Tests: Notes
2004 Acura 3.5RLSECTION Notes
For diagnostic trouble code index, see Fig 1 .
DIAGNOSTIC TROUBLE CODES (DTC) LIST
| DTC | Description |
|---|---|
| DTC 11, 13, 15 & 17 | Wheel Sensor & Open/Short-To-Body Ground/Short-To-Power |
| DTC 12, 14, 16 & 18 | Wheel Sensor & Electrical Noise/Intermittent Interruption |
| DTC 25 | YAW RATE SENSOR |
| DTC 26 | LATERAL ACCELERATION SENSOR |
| DTC 27 | STEERING ANGLE SENSOR |
| DTC 31, 32, 33, 34, 35, 36, 37 & 38 | ABS SOLENOID |
| DTC 45, 46, 47 & 48 | VSA SOLENOID |
| DTC 51, 52 & 53 | PUMP MOTOR |
| DTC 54 | VALVE RELAY |
| DTC 55 | SUB THROTTLE MOTOR FAIL-SAFE RELAY |
| DTC 58 | ENGINE SPEED SIGNAL |
| DTC 61 & 62 | +B-FSR VOLTAGE |
| DTC 63 | REFERENCE VOLTAGE |
| DTC 64 | SENSOR POWER SOURCE |
| DTC 65 | BRAKE FLUID LEVEL |
| DTC 66 | PRESSURE SENSOR |
| DTC 68 | BRAKE PEDAL POSITION SWITCH |
| DTC 71 | ABNORMAL WHEEL SPEED SIGNAL |
| DTC 81 | VSA CONTROL UNIT |
| DTC 82 | WHEEL SPEED INTERNAL CIRCUIT |
| DTC 83 | VSA INHIBITION |
| DTC 84 | STEERING ANGLE SENSOR NEUTRAL POSITION |
| DTC 86 | CAN BUS CIRCUIT |
| DTC 88 | FI COMMUNICATION |
| DTC 92 | VSA CONVERTER UNIT |
| DTC 93 | THROTTLE POSITION SENSOR/STEERING ANGLE SENSOR |
| DTC 94 | TCS CONTROL VALVE SENSOR |
| DTC 95 | PRECHARGE PUMP MOTOR |
| DTC 96 & 97 | TCS CONTROL VALVE ACTUATOR |
| DTC 98 | DIFFERENT MODEL |
RENDER: 1.0x
NO RELATED
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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.