Toyota Corolla Cross: On-vehicle Inspection
ON-VEHICLE INSPECTION
PROCEDURE
1. INSPECT STOP LIGHT SWITCH ASSEMBLY
(a) Disconnect the A53 stop light switch assembly connector.
| (b) Measure the voltage and resistance on the wire harness side connector according to the value(s) in the table below.
Standard Voltage: |
Tester Connection | Condition |
Specified Condition | |
A53-7 (B) - A53-2 (GND) |
Always | 11 to 14 V | |
A53-6 (B) - A53-2 (GND) |
Ignition switch on (IG) |
11 to 14 V | Standard Resistance: |
Tester Connection | Condition |
Specified Condition | |
A53-2 (GND) - Body ground |
Always | Below 1 Ω |
If the result is not as specified, repair or replace the wire harness or connector. |
 |
|
*a | Front view of wire harness connector
(to Stop Light Switch Assembly) | | |
(c) Connect the A53 stop light switch assembly connector.
| (d) Measure the voltage according to the value(s) in the table below.
Standard Voltage: |
Tester Connection | Condition |
Specified Condition | |
A53-1 (OUT) - A53-2 (GND) |
Brake pedal not depressed |
Below 1 V | |
A53-1 (OUT) - A53-2 (GND) |
Brake pedal depressed |
11 to 14 V | |
A53-3 (L) - A53-2 (GND) |
Brake pedal not depressed |
Below 1 V | |
A53-3 (L) - A53-2 (GND) |
Brake pedal depressed |
11 to 14 V | |
A53-4 (ACC) - A53-2 (GND) |
Always | 11 to 14 V | |
A53-5 (L) - A53-2 (GND) |
Ignition switch on (IG), brake pedal not depressed |
11 to 14 V | |
A53-5 (L) - A53-2 (GND) |
Ignition switch on (IG), brake pedal depressed |
Below 1 V | If the result is not as specified, replace the stop light switch assembly. |
 |
|
*a | Component with harness connected
(Stop Light Switch Assembly) | | |
READ NEXT:
REMOVAL CAUTION / NOTICE / HINT COMPONENTS (REMOVAL)
Procedure Part Name Code
1 NO. 1 INSTRUMENT PANEL UNDER COVER SUB-ASSEMBLY
55606 -
- -
2 NO
INSTALLATION CAUTION / NOTICE / HINT COMPONENTS (INSTALLATION)
Procedure Part Name Code
1 STOP LIGHT SWITCH MOUNTING ADJUSTER
84345 -
- -
2 STOP
SEE MORE:
The laws of all 50 states of the
U.S.A. as well as Canada now
require the use of child restraint
systems.
Prioritize and observe the
warnings, as well as the laws
and regulations for child
restraint systems.
Use a child restraint system
until the child becomes large
enough to properly wear t
DESCRIPTION
Problem Symptom Suspected Area
Trouble Area
Engine speed fluctuation due to abnormal combustion
Idle speed too low or high
Strong engine vibration due to above symptoms
Ignition malfunction
Deviation in air fuel ratio (Excessive or i
