Welcome to
CSAI Auto Service
Top-notch AUTO
Services
Auto Electrical Services
Maintenance & Auto Service
Engine Auto Service
Transmission Service
Star Smog Check Inspection
CARB Clean Truck Check
Vehicle Safety Systems Inspection
Check Engine Light Diagnostic
We have two locations to serve you best
Expert Automotive Services
At CSAI Auto Service, we use the latest equipment to diagnose and repair your vehicle’s issues efficiently and effectively. We stand behind our work with a guarantee, so you can trust that your vehicle is in good hands.
Complete & Reliable automotive service & repair
CSAI Auto Service
What sets CSAI Auto Service apart from all of the others in Riverside, CA?
Quality Service
We use the latest diagnostic equipment and high-quality parts to ensure your vehicle is repaired to the highest standards.
Experienced and Certified Technicians
Our technicians are highly skilled and certified professionals with years of experience in the auto repair industry. They have the expertise to diagnose and repair any problem your vehicle may have.
Customer Satisfaction
Our goal is to exceed your expectations and ensure your complete satisfaction with every visit.
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Appointment
Recently Serviced Vehicles
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2014 Chevrolet Malibu
Mileage156,331Service Date11/5/2025Services Performed- Removed and replaced catalytic converter. Rechecked okay.
- Performed a visual Inspection and prepared an estimate for parts and labor.
Vanessa S. gave our service a 5 star review on 11/6/2025 -
2016 Ford F-350 Super Duty
Mileage98,004Service Date10/30/2025Services Performed- (Continued from above) The tank may be leaking. Check and advise Diagnostic Steps; Step 1. Started the vehicle. The check engine light is not currently on. Step 2. Scanned for diagnostic trouble codes. There are no codes present. Step 3. Racked and raised the vehicle to visually inspect the diesel exhaust fluid (DEF) tank. Found there are signs of major DEF fluid leakage. Step 4. Correction – Recommend removal of DEF tank to further isolate the source of the leakage.
- Performed a visual Inspection and prepared an estimate for parts and labor.
- Removed tank to inspect for the source of the leak. Found the DEF Injector pump assembly is leaking.
Karen D. gave our service a 5 star review on 10/30/2025 -
2016 Toyota Highlander
Mileage27,470Service Date10/29/2025Services Performed- Lube Oil & Filter Service – Done Air Filter: Good Cabin Air Filter: Good Battery Service Type of Battery: AAA Battery Number or Size: 700 cca Clean Terminals: done Apply Corrosion Inhibitor: done Battery Test Results: Good Starting System Test Results: Good Charging System Test Results: Good See attached Test Results. Brake Inspection (Include Specs): Front Pads Spec (2mm), Actual Left (6mm) Right (6mm) Front Rotors Spec (.984), Actual Left (1.098) Right (1.098) Rear Pads Spec (2mm), Actual Left (6mm) Right (6mm) Rear Rotors Spec (.335), Actual Left (.385) Right (.385) Recommendations: Check All Fluid Levels (Include Fluid Level & Condition): Brake fluid service due Inspect Belts (Include Condition): Good Inspect Hoses (Include Condition): Good Wiper Blades: Good Tire Measurements (32nds): Left Front (10), Right Front (10), Right Rear (10), Left Rear (10)
- Performed a visual Inspection and prepared an estimate for parts and labor.
Elizabeth H. gave our service a 5 star review on 10/30/2025 -
2006 Honda Accord
Mileage156,266Service Date10/24/2025Services Performed- Diagnostic Steps; Step 1. inspected battery terminals and connectors Step 2. checked battery voltage found voltage in good range Step 3.checked starting system and starter found system starts normal , Step 4. checked cranking system under a load and no problems found at time of inspection Correction – no correction at this time , recommend returning if problem proceeds
- Performed a visual Inspection and prepared an estimate for parts and labor.
Mike S. gave our service a 5 star review on 10/28/2025 -
2019 Mercedes-Benz C300
Mileage111,712Service Date10/21/2025Services Performed- Diagnostic Steps; Step 1. Started the vehicle and verified the complaint. Step 2. Raised the hood and found the radiator reservoir cap is sitting on top of the engine cover. Step 3. Pressure tested the engine cooling system. Found the coolant flow control valve next to the reservoir bottle is broken and leaking. Step 4. Using a 5-gas analyzer checked the engine cooling system for cylinder head gasket leakage. No signs of leakage currently present (see print out). Correction – Recommend replacement of valve assembly, filling engine cooling system, bleeding engine cooling system and retest.
- Performed a visual Inspection and prepared an estimate for parts and labor.
- Removed and replaced valve. Added engine coolant and bled the cooling system. Rechecked for leaks. No further engine coolant leaks present.
- HazMat EPA #CAL000339001
- Road tested vehicle and rechecked for engine coolant leaks. No further engine coolant leaks present.
Rochelle D. gave our service a 5 star review on 10/22/2025 -
2009 Toyota Camry
Mileage126,561Service Date10/15/2025Services Performed- Performed On Board Diagnosis (OBDII) Inspection, Visual Emission Control System Inspection and Visible Smoke Test Inspection. Also performed Malfunction Indicator Light Functional Test Test Result: Passed
Samuel L. gave our service a 5 star review on 10/15/2025 -
2015 Hyundai Elantra
Mileage160,218Service Date10/14/2025Services Performed- Diagnostic Steps; Step 1. Tried to start the vehicle. The vehicle starts and runs. The check engine light is not currently on. Step 2. Scanned for diagnostic trouble codes. Found powertrain control module code P0335 (crankshaft position sensor "A" circuit) Step 3. Checked crankshaft position sensor connection. Connection appears normal. Step 4. Using a lab scope checked sensor output. Output appears normal. Step 5. Upon further inspection found the sensor signal is intermittently glitching. Correction – Recommend replacement of crank sensor and retest.
- Performed a visual Inspection and prepared an estimate for parts and labor.
- Diagnostic Steps; Step 1. Removed upper and lower steering column cover to access the ignition lock solenoid. Step 2. Checked solenoid operation and found the solenoid is staying on. Step 3. Upon further inspection found the park signal from the shifter is not being sent to the body control module to release the lock solenoid. Correction – Recommend replacement of shifter assembly and retest.
- Removed & Replaced – CRANKSHAFT POSITION SENSOR road tested to verified repair
- Removed And Replaced Left Tail Light Bulb
- Removed And Replaced Right Front Turn Signal Light Bulb
- Removed and replaced gearshift lever and verified repair
Faith M. gave our service a 5 star review on 10/14/2025 -
2014 Ford Mustang
Mileage26,750Service Date10/10/2025Services Performed- Performed inspection of lighting systems, passenger compartment, tires, wheels, steering, suspension, and body structure. Checked warning/ indicator light operation. Also performed a brake system Inspection. Racked and raised the vehicle. Removed wheels and inspected brake pads/ shoes, brake rotors/ drums, brake hydraulic system, brake vacuum system, brake electrical system and brake mechanical system. Specifications and measurements, are as follows: Front Pads Minimum Specifications (2mm): Actual Left (8mm), Right (8mm) Front Rotors Minimum Specifications (30mm): Actual Left (32mm), Right (32mm) Rear Pads Minimum Specifications (3mm): Actual Left (10mm), Right (10mm) Rear Rotors Minimum Specifications (17.4mm): Actual Left (18.9mm), Right (18.9mm) Stopping Distance (Feet) From An Initial Speed Of 20 MPH: 11 Tire Inspection (32nds): Left Front (9), Right Front (8), Right Rear (9), Left Rear (9), Spare (Not Applicable) Performed an on-board diagnostic system check (2000 & newer vehicles) and vehicle safety recall check using the BAR-Safety Inspection System. Results: Passed
Pat V. gave our service a 5 star review on 10/10/2025 -
2017 Kia Soul
Mileage103,736Service Date9/30/2025Services Performed- Customer states that the front left door key cylinder is damaged. Customer requests to replace left front door key cylinder
- Removed and replaced the drivers door lock cylinder. Rechecked okay.
Jackie H. gave our service a 5 star review on 9/30/2025 -
2020 Lexus RX 350
Mileage64,224Service Date9/15/2025Services Performed- Lube Oil & Filter Service – Air Filter: Good Cabin Air Filter: Good Battery Service Type of Battery: AAA Battery Number or Size: 700 cca Clean Terminals: done Apply Corrosion Inhibitor: done Battery Test Results: Good Starting System Test Results: Good Charging System Test Results: Good See attached Test Results. Brake Inspection (Include Specs): Front Pads Spec (2mm), Actual Left (6mm) Right (6mm) Front Rotors Spec (.984), Actual Left (1.095) Right (1.095) Rear Pads/Shoes Spec (2mm), Actual Left (5mm) Right (5mm) Rear Rotors/Drums Spec (.650), Actual Left (.701) Right (.700) Recommendations: Check All Fluid Levels (Include Fluid Level & Condition): Brake and transmission fluid service due according to mileage. Inspect Belts (Include Condition): Good Inspect Hoses (Include Condition): Good Wiper Blades: Rear wiper torn, recommend replacing Tire Rotation: Front to back Tire Measurements (32nds): Left Front (9), Right Front (9), Right Rear (9), Left Rear (9)
- HazMat EPA #CAL000339001
- replace hood supports.
- Performed a visual Inspection and prepared an estimate for parts and labor.
Benjamin D. gave our service a 5 star review on 9/18/2025 -
2014 Ford C-Max
Mileage102,777Service Date9/10/2025Services Performed- Lube Oil & Filter Service – Completed Air Filter: Good Cabin Air Filter: Good Battery Service Type of Battery: Did not service (Hybrid Vehicle). Brake Inspection (Include Specs): Front Pads Spec (1.5mm) Actual Left (7mm) Right (7mm) Front Rotors Spec (0.906") Actual. Left (0.980") Right (0.989") Rear Pads Spec (1.5mm) Actual Left (7mm) Right (7mm) Rear Rotors Spec (0.354") Actual. Left (0.420") Right (0.429") Recommendations: None Check All Fluid Levels (Include Fluid Level & Condition): Recommend brake fluid service (age/ mileage) Inspect Belts (Include Condition): Not Equipped Inspect Hoses (Include Condition): Good Wiper Blades: Good Tire Rotation: Rotated front to rear Tire Measurements (32nds): Left Front (8), Right Front (9), Right Rear (9), Left Rear (8)
- HazMat EPA #CAL000339001
- Performed a visual Inspection and prepared an estimate for parts and labor.
Joylette L. gave our service a 5 star review on 9/10/2025 -
2007 Honda CR-V
Mileage55,704Service Date9/9/2025Services Performed- Diagnostic Steps; Step 1. Removed washer pump from reservoir to drain contaminated fluid from washer reservoir. filled washer reservoir with new washer fluid.
- Removed and replaced cabin air filter. Disinfected and deodorized the interior A/C vents using BG frigi-fresh vent disinfectant and deodorizer.
- Performed a visual Inspection and prepared an estimate for parts and labor.
Lilla H. gave our service a 5 star review on 9/9/2025
BG Products
We have two Locations to serve you best
CSAI Auto Repair Center
Hours
Mon-Fri: 8am-5pmSat-Sun: Closed
Address
CSAI Auto Service
3001 Chicago Ave
Riverside, CA 92507
CSAI Smog Check Center
Hours
Mon-Fri: 8am-5pmSaturday: 9am-2pm
Sunday: Closed
Address
CSAI Smog Check Center
6589 Magnolia Ave
Riverside, CA 92506
