2018 Toyota Corolla iM Service and Repair Manual

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Factory-Grade Data

2018 Toyota Corolla iM service and repair manual — a detailed, factory-style reference for maintenance, diagnostics, and repair. Use it to confirm correct procedures, specifications, and system coverage before you start work.

Designed for technicians and DIY owners, this manual helps you diagnose issues correctly, follow proven repair steps, and use wiring diagrams and system sections to track faults faster.

What’s included

  • Step-by-step repair procedures and service information
  • Specifications, torque values, and reference data
  • Electrical diagnostics with full wiring diagrams
  • Coverage across major systems: engine, transmission/driveline, brakes, steering, suspension, HVAC, and more
  • Diagnostic trouble codes and troubleshooting flow
  • Maintenance schedules and fluid capacities

Trims covered

  • Automatic CVT Trans
  • Standard Trans

Index / Table of contents

  • Body
  • Brakes
  • Chassis Electrical
  • Driveline
  • Engine Cooling
  • Engine Electrical
  • Engine Mechanical
  • Engine Performance & Emission Controls
  • Fuel System
  • General Information & Identification
  • Heating, Ventilation, & Air Conditioning
  • Maintenance & Lubrication
  • Specifications
  • Steering
  • Suspension
  • Transmission, Clutch, & Transfer Case
  • Diagnostic Trouble Codes
  • Technical Service Bulletins
  • Wiring Diagrams

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Vehicle Safety Data

2018 Toyota Corolla iM Recalls & Complaints

No active recalls The 2018 Toyota Corolla iM has no recalls on file with NHTSA.
TSB #11003647

To prevent brake rotor rust from forming during transportation and storage, wheel film will be used instead of a cardboard type of anti-rust cover. The purpose of the wheel film is to shield the disc brake rotor from weather elements and in

TSB #11003592

To prevent brake rotor rust from forming during transportation and storage, wheel film will be used instead of a cardboard type of anti-rust cover. The purpose of the wheel film is to shield the disc brake rotor from weather elements and in

TSB #10253223

This is to advise of various price adjustments that will affect Toyota Genuine Motor Oil and Long Life Coolant, effective March 1, 2024. These products are ordered through the Toyota Complete Maintenance Care (TCMC) website.

TSB #10244111

TT: A very small percentage of customers experience operational difficulties with some telematics features which they cannot resolve on their own. These resources, in conjunction with the Repair Manual, are for dealership personnel to assis

TSB #10244113

TSB: Replacement certification labels (the vinyl label installed on the driver door or door post) and VIN plates (the metal plate riveted to dashboard) (see Figure 1) for most 1979 ? 2023 model year vehicles may be available provided the re

TSB #10244115

TSB: The air conditioning dye injection tool kit has been developed to aid in identifying the location of air conditioning refrigerant leaks. Follow the procedures outlined in this service bulletin to aid in locating, inspecting, and repair

TSB #10238157

TSB: The Immobilizer and Smart Key Reset is a feature that allows the registration of new keys when all master keys are lost. Once the system is reset, all previously registered keys will be erased. Follow the procedures in this bulletin to

TSB #10227898

TSB: Some 2005 ? 2022 model year Toyota vehicles that have undergone water intrusion may exhibit a condition in which a musty smell is present. Follow the procedures in this bulletin to remediate the odor and address this condition. The pur

Showing the 8 most recent of 72 technical service bulletins on file with NHTSA.

20211130Component: AIR BAGSCrash reported2 injured

The contact's daughter owns a 2018 Toyota Corolla. The contact stated while his daughter was at a standstill at a traffic light when another vehicle rear-ended her and pushed her forward causing her t

20211206Component: LANE DEPARTURE: WARNINGCrash reported1 injured

The steering wheel locks and unable ro drive

20211206Component: STEERINGCrash reported1 injured

The steering wheel locks and unable ro drive

20211206Component: POWER TRAINCrash reported1 injured

The steering wheel locks and unable ro drive

20250629Component: TIRES:TREAD/BELT

Originally my rear left tire had a blow out on 6/28, and when I brought the car in to have the tire changed on 6/29, Goodyear determined that the belts on all 4 tires were defective and concluded that

Showing the 5 most serious of 15 complaints filed with NHTSA.

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