Chery Tiggo 5 (T21). Manual - part 388

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2. Perform the Active Test.

HINT:
Using theX-431 3G diagnostic tester to perform Active Tests allows items to be tested without removing 
any parts. This non-intrusive functional inspection can be very useful because intermittent problems may 
be discovered before parts or wiring is disturbed. Perform the Active Test early in troubleshooting is one 
way to save diagnostic time.The Data List information can be displayed when performing the Active Test.

a. Connect X-431 3G diagnostic tester to Data Link Connector (DLC).
b. Turn ignition switch to ON, and turn X-431 3G diagnostic tester on.
c. Enter the following menus: T21/BCM/Action Test. 
d. Perform the Active Test according to the tester display.

Tester Display

Measurement Item/Range

Normal Condition

Left Hand Turn Light

Left turn signal/On or Off

Left turn signal On: Active
Left turn signal Off: Inactive

Right Hand Turn Light

Right turn signal/On or Off

Right turn signal On: Active
Right turn signal Off: Inactive

Front Fog Light

Front fog light signal/On or Off

Front fog light signal On: Active
Front fog light signal Off: Inactive

Rear Fog Light

Rear fog light signal/On or Off

Rear fog light signal On: Active
Rear fog light signal Off: Inactive

Position Light

Position light signal/On or Off 

Position light signal On: Active
Position light signal Off: Inactive

Low Beam

Low beam light signal/On or Off 

Low beam light signal On: Active
Low beam light signal Off: Inactive

High Beam

High beam light signal/On or Off 

High beam light signal On: Active
High beam light signal Off: 
Inactive

Hazard

Hazard light signal/On or Off 

Hazard light signal On: Active
Hazard light signal Off: Inactive   

Reversing Light

Reversing light signal/On or Off  

Reversing light signal On: Active
Reversing light signal Off: Inactive   

Passing Light

Passing light signal/On or Off 

Passing light signal On: Active
Passing light signal Off: Inactive   

Tester Part

Control Range

Left Hand Turn Light

Active/Inactive

Right Hand Turn Light

Active/Inactive

Position Light

Active/Inactive

Low Beam

Active/Inactive

High Beam

Active/Inactive

Front Fog Light

Active/Inactive

Rear Fog Light

Active/Inactive

Dome Lamp

Active/Inactive

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Diagnosis Procedure

HINT:
Perform troubleshooting according to the procedures below.

Standard voltage: 11 to 14 V
If the voltage is below 11 V, recharge or replace the battery before proceeding to next step.

Welcome Lamp

Active/Inactive   

Security Indicator

Active/Inactive

1

Vehicle brought to workshop

2

Check battery voltage

3

Check for DTCs (current DTC and history DTC)

Tester Part

Control Range

NEXT

NEXT

For current DTC, go to step 4

For history DTC, go to step 5

DTC 
occurs

No 



DTC

4

Diagnostic Trouble Code (DTC) chart

5

Circuit inspection

6

Repair or replace

7

Clear DTCs (current DTC and history DTC)

NEXT

NEXT

NEXT

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8

Check for DTCs (current DTC and history DTC)

NEXT

Go to step 4

Go to next step

DTC 
output

NO DTC 
output

9

Confirmation test

10

End

NEXT

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Diagnostic Trouble Code (DTC) chart

DTC Code

DTC Definition

B100111

Left Side Turn Lamp Control Circuit Circuit Short to Ground

B100113

Left Side Turn Lamp Control Circuit Circuit Open

B100119

Left Side Turn Lamp Control Circuit Circuit Current Above Threshold

B100211

Right Side Turn Lamp Control Circuit Circuit Short to Ground

B100213

Right Side Turn Lamp Control Circuit Circuit Open

B100219

Right Side Turn Lamp Control Circuit Circuit Current Above Threshold

B100311

Left Park Light Output Control Circuit Circuit Short to Ground

B100313

Left Park Light output Control Circuit Circuit Open

B100319

Left Park Light Output Control Circuit Circuit Current Above Threshold

B100411

Right Park Light Output Control Circuit Circuit Short to Ground

B100413

Right Park Light output Control Circuit Circuit Open

B100419

Right Park Light Output Control Circuit Circuit Current Above Threshold

B100813

Rear Fog Control Circuit Circuit Open

B100871

Rear Fog Control Circuit Actuator Stuck