CAUTION / NOTICE / HINT
HINT:
Use these procedures to troubleshoot the automatic running board system.
PROCEDURE
1. |
VEHICLE BROUGHT TO WORKSHOP |
|
2. |
INSPECT BATTERY VOLTAGE |
Standard voltage:
11 to 14 V
If the voltage is below 11 V, recharge or replace the battery before proceeding.
|
3. |
CHECK FOR DTC |
(a) Check for DTCs and make a note of any codes that are output.
Result |
Proceed to |
---|---|
No DTCs are output |
A |
DTC is output |
B |
B | ![]() |
GO TO DIAGNOSTIC TROUBLE CODE CHART |
|
4. |
PROBLEM SYMPTOMS TABLE |
(a) Refer to the Problem Symptoms Table (See page
).
Result |
Proceed to |
---|---|
Fault not listed in problem symptoms table |
A |
Fault listed in problem symptoms table |
B |
B | ![]() |
GO TO STEP 6 |
|
5. |
OVERALL ANALYSIS AND TROUBLESHOOTING |
(a) Operation Check (See page ).
(b) Terminals of ECU (See page ).
|
6. |
REPAIR OR REPLACE |
|
7. |
CONFIRMATION TEST |
NEXT | ![]() |
END |
Brake Booster Pump Motor on Time Abnormally Long (C1252)
DESCRIPTION
The motor relay (semiconductor relay) is built into the master cylinder solenoid
and drives the pump motor based on a signal from the skid control ECU.
DTC Code
DTC Detection Condition
Trouble Area
...
Reassembly
REASSEMBLY
CAUTION / NOTICE / HINT
NOTICE:
When installing parts, coat the parts indicated by arrows with power steering
fluid (See page ).
PROCEDURE
1. INSTALL VANE PUMP HOUSING OIL SEAL
(a) Coat the lip of a new vane pump housing oil seal with MP gr ...