Toyota Corolla Cross: Diagnosis System
DIAGNOSIS SYSTEM
DESCRIPTION
(a) When troubleshooting a vehicle with a diagnosis system, the
only difference from the usual troubleshooting procedure is connecting the GTS to
the vehicle and reading various data output from the clearance warning ECU assembly.
The clearance warning ECU assembly stores DTCs when the ECU detects
a malfunction in the ECU itself or in its circuits.
To check the DTCs, connect the GTS to the DLC3 on the vehicle.
The GTS makes it possible to clear the DTCs, activate the various actuators, and
check the freeze frame data and Data List.
CHECK DLC3
(a) Check the DLC3.
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READ NEXT:
DATA LIST / ACTIVE TEST
CHECK USING GTS (DATA LIST)
(a) Data List
(1) Read the Data List according to the display on the GTS.
Body Electrical > Clearance Warning > Data List
Test
DIAGNOSTIC TROUBLE CODE CHART
Intuitive Parking Assist System
DTC No.
Detection Item
Link
C161504
Clearance Warning ECU System Internal F
VEHICLE CONTROL HISTORY (RoB)
NOTICE:
When checking the vehicle control history, first store the output
history and then check the history.
CHECK VEHICLE CONTROL HISTORY
(a) Following the instru
SEE MORE:
REMOVAL CAUTION / NOTICE / HINT COMPONENTS (REMOVAL)
Procedure Part Name Code
1 ENGINE ASSEMBLY TO ENGINE STAND
-
- -
2 ENGINE HANGER
- -
- -
3 V-RIBBED BELT TENSIONER ASSEMBLY
16620D -
-
ON-VEHICLE INSPECTION PROCEDURE
1. FUEL PUMP ASSEMBLY OPERATION (a) Check fuel pressure. (1) Connect the GTS to the DLC3.
(2) Turn the power switch on (IG). (3) Turn the GTS on. (4) Put the engine in Inspection Mode (Maintenance Mode). Powertrain > Hybrid Control > Utility
Tester D
