Symptom Related Diagnostic Procedures

2010 Scion tC L4-2.4L (2AZ-FE)SECTION Symptom Related Diagnostic Procedures




U241E AUTOMATIC TRANSAXLE: AUTOMATIC TRANSAXLE SYSTEM: PROBLEM SYMPTOMS TABLE

HINT

* If a normal code is displayed during the diagnostic trouble code check although the trouble still occurs, check the electrical circuits for each symptom in the order given in the charts and proceed to the troubleshooting.

* The Matrix Chart is divided into 2 chapters.

* When the circuit on which mark *1 is attached is a malfunction, DTC could be output.

Chapter 1:

Refer to the table below when the trouble cause is considered to be electrical the instruction "Proceed to next circuit inspection shown on matrix chart" is given in the flow chart of each circuit, proceed to the circuit with the next highest number in the table to continue the check. If the trouble still occurs even though there are no abnormalities in any of the other circuits, check and replace the ECM.

1.Chapter 1: Electronic Circuit Matrix Chart

1. Chapter 1: Electronic Circuit Matrix Chart:





2.Chapter 2: On-Vehicle Repair and Off-Vehicle Repair













HINT

*2: U241E AUTOMATIC TRANSAXLE Repair Manual Pub. No. RM840U.

RENDER: 1.0x

NO RELATED

Recommended Tools & Savings

Use the Manual With the Right Hardware

Pair factory procedures with proven DIY tools so the instructions are easier to execute.

Affiliate disclosure: We may earn a commission at no extra cost to you.

When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

  • β€’ You smell fuel, burning insulation, or see smoke.
  • β€’ Brakes feel soft, pull hard to one side, or make grinding noises.
  • β€’ The engine overheats, stalls repeatedly, or misfires under load.
  • β€’ You are missing required tools, torque specs, or safe lifting equipment.
  • β€’ You are not confident in the next step or safety outcome.