2012 Scion iQ Service and Repair Manual

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Factory-Grade Data

2012 Scion iQ 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

  • Base

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

2012 Scion iQ Recalls & Complaints

NHTSA #12V52800008/11/2012Component: AIR BAGS

Toyota is recalling certain model year 2012-2013 Scion IQ vehicles manufactured July 31, 2011, through October 12, 2012. The cable for the Occupant Classification System (OCS) may become damaged when

Consequence

If the cable for the OCS becomes damaged, the front passenger airbags may not deploy or they may dep

Remedy

Toyota will notify owners, and dealers will install a protective cover on the OCS weight sensor cabl

TSB #10230368

DL: Toyota has received reports of paint peeling on certain vehicles with the original factory-applied Blizzard Pearl or Super White paint colors. These reports indicate that vehicles with these specific paint colors, applied during the veh

TSB #10230369

DL: Toyota has received reports of paint peeling on certain vehicles with the original factory-applied Blizzard Pearl or Super White paint colors. These reports indicate that vehicles with these specific paint colors, applied during the veh

TSB #10230367

DL: Toyota has received reports of paint peeling on certain vehicles with the original factory-applied Blizzard Pearl or Super White paint colors. These reports indicate that vehicles with these specific paint colors, applied during the veh

TSB #10220158

DL: Toyota has received reports of paint peeling on certain vehicles with the original factory-applied Blizzard Pearl or Super White paint colors. These reports indicate that vehicles with these specific paint colors, applied during the veh

TSB #10211826

CSP: Customer Support Program ZKG - Paint Repair Process Operation Flow Chart

TSB #10211828

DL: Toyota has received reports of paint peeling on certain vehicles with the original factory-applied Blizzard Pearl or Super White paint colors. These reports indicate that vehicles with these specific paint colors, applied during the veh

TSB #10204545

RL: CUSTOMER SUPPORT PROGRAM ZKG Multiple Models and Model Years Vehicles Painted with Blizzard Pearl (070) or Super White (040) Paint Color Coverage for Peeling of Factory-Applied Paint

TSB #10204546

DL: CUSTOMER SUPPORT PROGRAM ZKG Multiple Models and Model Years Vehicles Painted with Blizzard Pearl (070) or Super White (040) Paint Color Coverage for Peeling of Factory-Applied Paint

Showing the 8 most recent of 89 technical service bulletins on file with NHTSA.

20230803Component: AIR BAGSCrash reported1 injured

The contact owns a 2012 Scion iQ. The contact stated that while driving at 45 MPH, another vehicle made a left turn, causing the contact to crash into the other vehicle; however, no air bags deployed.

20130222Component: AIR BAGSCrash reported1 injured

THE VEHICLE WAS IN AN ACCIDENT THAT ENDED IN A TOTAL LOSS. THE IQ WAS HIT BY AN F150 TRUCK AND NONE OF THE IQ AIRBAGS DEPLOYED. THE IQ WAS AT JOEMYERS TOYOTA ONE WEEK PRIOR TO THE ACCIDENT TO FIX THE

20121217Component: AIR BAGSCrash reported1 injured

TL* THE CONTACT OWNS A 2012 SCION IQ. THE CONTACT STATED THAT WHILE DRIVING AT A UNKNOWN SPEED, SHE CRASHED INTO A BRICK WALL. THE AIR BAGS FAILED TO DEPLOY. THE CONTACT SUFFERED INJURIES TO THE CHEST

20200708Component: VEHICLE SPEED CONTROLCrash reported

I GOT INTO 2 ACCIDENTS IN 3 DAYS WHILE PARKING INTO OR OUT OF A PARKING SPACE. THE FIRST ACCIDENT 07/04/2020, MY CAR WAS PARKED IN A PARKING LOT. I PLACED THE CAR IN REVERSE AND SUDDENLY IT ACCELERAT

20231014Component: AIR BAGS

have a 2013 Scion IQ (auto/cvt). I had the 'check engine' and 'trac control' lights come on a few years ago.. I was driving on city streets. All I noticed was that the car didn't respond as it should

Showing the 5 most serious of 23 complaints filed with NHTSA.

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