P/S System Check
P/S System CheckWARNING:
^ Perform road test in a place where there is no traffic to prevent an accident.
^ Road test should be performed by two persons, a driver and a tester, on a level road.
Refer to the following items for the details of each step.
Step 1-7:
Step 7-11:
NOTE:
DTC C1122 is indicated when engine switch is pressed to change ignition mode of keyless push start system to "ON" and engine is not running. It means that nothing is abnormal.
Step 1: Customer Complaint Analysis
Record details of the problem (failure, complaint) and how it occurred as described by the customer. For this purpose, use of such an inspection form in order to collect necessary information to the point required for proper analysis and diagnosis. Check if the problem described in "Customer questionnaire" occurs actually in the vehicle if necessary.
NOTE:
This form is a standard sample. It should be modified according to characteristics of each market.
Customer questionnaire (Example)
Step 2: DTC Check, Record and Clearance
Check for DTC (current and pending DTC). Refer to DTC Check. DTC Check
If DTC is detected, record it. Then clear it referring to DTC Clearance. DTC Clearance
Step 3 and 4: Visual Inspection
Visually check if "P/S" warning light operates properly and connectors are connected properly to each part while referring to Visual Inspection. Initial Inspection and Diagnostic Overview
Step 5: Trouble Symptom Confirmation
Based on Step 1: Customer Complaint Analysis and Step 2: DTC Check, Record and Clearance, confirm trouble symptoms. Also, reconfirm trouble symptoms by performing test drive and turning steering wheel fully to right and left at stopped vehicle.
Step 6 and 7: Rechecking and Record of DTC
Refer to DTC Check for checking procedure. DTC Check
Step 8: Steering Symptom Diagnosis and P/S System Symptom Diagnosis
Perform basic steering system check first. When the end of the flow has been reached, check the parts of the system suspected as a possible cause referring to P/S System Symptom Diagnosis and based on symptoms appearing on the vehicle (symptoms obtained through steps of customer complaint analysis, trouble symptom confirmation and/or basic P/S system check). P/S System Symptom Diagnosis
Repair or replace faulty parts.
Step 9: Troubleshooting for DTC
Perform applicable DTC troubleshooting, and repair or replace faulty parts.
Step 10: Intermittent Problems Check
Check parts where an intermittent trouble easily occurs (e.g., wire harness, connector), referring to Intermittent Connection and Poor Contact Inspection and related circuit of DTC recorded in Step 2.
Step 11: Final Confirmation Test
Confirm that the problem symptom has disappeared and the P/S system is free from any abnormal conditions. If what has been repaired is related to the DTC, clear the DTC once, perform DTC confirmation procedure and confirm that no DTC is detected.