Toyota Camry (XV70): Error in Matching of ECUs (C1567)
DESCRIPTION
The power steering ECU (rack and pinion power steering gear assembly) determines whether an incompatible ECM, main body ECU (multiplex network body ECU) or skid control ECU (brake actuator assembly) is installed based on the identification information.
|
DTC No. | Detection Item |
DTC Detection Condition |
Trouble Area | Warning Indicate |
Return-to-normal Condition |
Note |
|---|---|---|---|---|---|---|
| C1567 |
Error in Matching of ECUs |
|
| EPS warning light: Comes on |
Ignition switch is turned to ON again |
- |
CAUTION / NOTICE / HINT
NOTICE:
If the rack and pinion power steering gear assembly has been replaced, perform assist map writing and torque sensor zero point calibration.
Click here .gif)
PROCEDURE
|
1. | CHECK RELATED PART |
(a) Confirm if the related part has the correct part number.
|
Related Part | ECM |
| Main body ECU (Multiplex network body ECU) | |
|
Skid control ECU (Brake actuator assembly) |
NOTICE:
When removing the related part to check it, be sure to follow the appropriate procedures and precautions.
- ECM
for A25A-FKS: Click here
for 2GR-FKS: Click here
- Main body ECU (Multiplex network body ECU)
Click here
- Skid control ECU (Brake actuator assembly)
Click here
|
Result | Proceed to |
|---|---|
|
The related part has the correct part number. |
A |
| The related part has an incorrect part number. |
B |
| B | .gif) |
GO TO STEP 3 |
|
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|
2. | CHECK FOR DTC |
(a) Select Health Check on the Techstream screen and check if system DTCs of the related part are output.
HINT:
If system DTCs of the related part are stored, assist map writing to the power steering ECU (rack and pinion power steering gear assembly) may not be performed properly.
|
Result | Proceed to |
|---|---|
|
System DTCs of the related part are output. |
A |
| System DTCs of the related part are not output. |
B |
| A | |
REPAIR CIRCUIT INDICATED BY OUTPUT CODE |
| B | |
REPLACE RACK AND PINION POWER STEERING GEAR ASSEMBLY
|
|
3. | REPLACE RELATED PART WITH PART THAT HAS CORRECT PART NUMBER |
(a) Replace the related part with one that has the correct part number.
- ECM
for A25A-FKS: Click here
for 2GR-FKS: Click here
- Main body ECU (Multiplex network body ECU)
Click here
- Skid control ECU (Brake actuator assembly)
Click here
|
|
4. | CHECK FOR DTC |
(a) Check for DTCs.
Chassis > EMPS > Trouble Codes|
Result | Proceed to |
|---|---|
|
DTCs are not output. |
A |
| DTCs are output. |
B |
| A | |
END |
| B | |
REPLACE RACK AND PINION POWER STEERING GEAR ASSEMBLY
|
READ NEXT:
Assist Map Number Un-Writing (C1581)
DESCRIPTION This DTC will be stored if the power steering ECU (rack and pinion power steering gear assembly) determines that the assist map is not written in the ECU.
DTC No. Detection Item
SEE MORE:
Throttle Actuator "A" Control System Actuator Stuck Open (P211172,P211173)
DESCRIPTION The throttle actuator is operated by the ECM, and opens and closes the throttle valve using gears. The opening angle of the throttle valve is detected by the throttle position sensor, which is mounted on the throttle body with motor assembly. The throttle position sensor provides feedbac
Problem Symptoms Table
PROBLEM SYMPTOMS TABLE
HINT:
Use the table below to help determine the cause of problem symptoms.
Inspect the fuses and relays related to this system before inspecting the suspected areas below.
Because the order of diagnosis is important to allow correct diagnosis, make sure to begi
