2018 Acura RDX Owners Manual - Malfunction

Brake system

• Brake fluid is low.
• There is a malfunction in the brake system.

Press the brake pedal lightly to check pedal pressure. If normal, check the brake fluid level when you stop. If abnormal, take immediate action. If necessary, downshift the transmission to slow the vehicle using engine braking. Have your vehicle repaired immediately.

Low oil pressure

Engine oil pressure is low. Stop in a safe place. Open the hood and check the oil level, and add oil if necessary. If the indicator does not turn off, have your vehicle repaired immediately.

Malfunction indicator lamp (check engine light)

• The emissions control system may have a problem, or the fuel cap is missing or loose.
• (Blinks) A misfire in the engine's cylinders is detected. Stop in a safe place, and wait for the engine to cool down.

Charging system

The battery is not charging. Turn off all electrical items, but do not turn off the vehicle to prevent further battery discharge. Have your vehicle repaired immediately.

Anti-Lock Brake System (ABS)

There is a problem with the anti-lock brake system. Your vehicle still has normal braking ability, but no anti-lock function.

Supplemental Restraint System (SRS)

There is a problem with one of the airbag systems or seat belt tensioners.

Electric Power Steering (EPS)

There is a problem with the electric power steering system.

Tire Pressure Monitoring System (TPMS)

(Blinks and stays on) There is a problem with the tire pressure monitoring system, or the vehicle is fitted with the spare tire.

Keyless Access system

There is a problem with the keyless access system.

All-Wheel Drive (AWD) system*

• There is a problem with the AWD system. Only the front wheels are powered.
• (Blinks) The AWD system has overheated and is inactive. Stop in a safe place, shift to Park (P), and idle the engine until the indicator goes off.

Vehicle Stability Assist (VSA®) system

There is a problem with the VSA system or the hill start assist system.

Brake system

There is a problem with the hydraulic brake boost system.

Blind spot information (BSI)*

There is a problem with the system, or the sensor is blocked.

Lane Departure Warning (LDW)*

There is a problem with the system, the temperature is too high, or the camera is blocked.

Adaptive Cruise Control (ACC)*

There is a problem with the system.

Lane Keeping Assist System (LKAS)*

There is a problem with the system.

Collision Mitigation Braking System™ (CMBS™)*

There is a problem with the system, the temperature is too high, or the camera or sensor is blocked.