Chery Tiggo 5 (T21). Manual — part 174
15–
31
15
ET21140070
CVT
W
J214
1
L
J206
2
LOW FREQUENCY
ANTENNA 1
I-043
LOW FREQUENCY
ANTENNA 2
B-024
LOW FREQUENCY
ANTENNA 3
B-035
G
G
J208
1
13
Y
Y
J207
2
14
B-059
I-035
BG
BG
J216
1
16
RY
RY
J215
2
15
B-003
I-006
PEPS (J2)
I-030
1
2
B
I-043
1
2
B
B-035
1
2
B
B-024
18 17 16 15 14 13 12 11 10
9
8
7
6
5
4
3
2
1
W
I-035
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
W
I-006
J201
J202
J203
J204
J205
J206
J207
J208
J209
J210
J211
J212
J213
J214
J215
J216
B
I-030
15–
32
15
DTC Confirmation Procedure
Confirm that battery voltage is normal before performing the following procedures.
Turn ignition switch to LOCK.
Connect X-431 3G diagnostic tester (the latest software) to Data Link Connector (DLC).
Turn ignition switch ON.
Use X-431 3G diagnostic tester to record and clear the DTCs stored in the PEPS system.
Turn ignition switch to LOCK and wait for a few seconds.
Use X-431 3G diagnostic tester to select "Read Code".
If DTC is detected, the malfunction indicated by the DTC is current. Go to the diagnosis procedure - Step 1.
If DTC is not detected, the malfunction indicated by the DTC is intermittent (
).
Diagnosis Procedure
a. Turn off all the electrical equipment and ignition switch.
b. Disconnect the negative battery cable.
c. Disconnect the PEPS controller connector I-030.
d. Disconnect the front internal low frequency antenna connector I-043, middle internal low frequency
antenna connector B-024 and rear internal low frequency antenna connector B-035.
e. Disconnect the instrument panel wire harness connectors I-035 and I-006, and body wire harness
connectors B-059 and B-003.
f. Check if wire harnesses are worn, pierced, pinched or partially broken.
g. Look for broken, bent, protruded or corroded terminals.
h. Check that the related connector pins are in good condition.
DTC Code
DTC Definition
DTC Detection
Condition
Possible Cause
B1502-13
Front Internal LF
Antenna Circuit Open
Engine switch ON
Wire harness or connector damaged
Front internal low frequency antenna
Middle internal low frequency antenna
Rear internal low frequency antenna
Passive Entry & Passive Start (PEPS)
controller
B1503-13
Middle Internal LF
Antenna Circuit Open
B1504-13
Rear Internal LF
Antenna Circuit Open
CAUTION
When performing electrical equipment diagnosis and test, always refer to the circuit diagram for related
circuit and component information.
1
Check wire harness and connector
Repair or replace related wire harness and
connector
NG
OK
15–
33
15
a. Check the instrument panel wire harness and connector
(front internal low frequency antenna).
Check for Open
Check for Short
b. Check the instrument panel wire harness and connector
(middle internal low frequency antenna).
Check for Open
Check for Short
2
Check instrument panel wire harness and connector
-
+
RT21150250
J201
J202
J203
J204
J205
J206
J207
J208
J209
J210
J211
J212
J213
J214
J215
J216
I-030
1
2
I-043
Multimeter
Connection
Condition
Specified
Condition
I-030 (J214) -
I-043 (1)
Always
Continuity
I-030 (J206) -
I-043 (2)
Always
Continuity
Multimeter
Connection
Condition
Specified
Condition
I-030 (J214) or
I-043 (1) - Body
ground
Always
No continuity
I-030 (J206) or
I-043 (2) - Body
ground
Always
No continuity
I-030 (J214) or
I-043 (1) -
Battery positive
Always
No continuity
I-030 (J206) or
I-043 (2) - Battery
positive
Always
No continuity
-
+
RT21150260
J201
J202
J203
J204
J205
J206
J207
J208
J209
J210
J211
J212
J213
J214
J215
J216
I-030
18 17 16 15 14 13 12 11 10
9
8
7
6
5
4
3
2
1
I-035
Multimeter
Connection
Condition
Specified
Condition
I-030 (J208) -
I-035 (13)
Always
Continuity
I-030 (J207) -
I-035 (14)
Always
Continuity
Multimeter
Connection
Condition
Specified
Condition
I-030 (J208) or
I-035 (13) - Body
ground
Always
No continuity
I-030 (J207) or
I-035 (14) - Body
ground
Always
No continuity
15–
34
15
c. Check the instrument panel wire harness and connector
(rear internal low frequency antenna).
Check for Open
Check for Short
I-030 (J208) or
I-035 (13) -
Battery positive
Always
No continuity
I-030 (J207) or
I-035 (14) -
Battery positive
Always
No continuity
Multimeter
Connection
Condition
Specified
Condition
-
+
RT21150270
J201
J202
J203
J204
J205
J206
J207
J208
J209
J210
J211
J212
J213
J214
J215
J216
I-030
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
I-006
Multimeter
Connection
Condition
Specified
Condition
I-030 (J216) -
I-006 (16)
Always
Continuity
I-030 (J215) -
I-006 (15)
Always
Continuity
Multimeter
Connection
Condition
Specified
Condition
I-030 (J216) or
I-006 (16) - Body
ground
Always
No continuity
I-030 (J215) or
I-006 (15) - Body
ground
Always
No continuity
I-030 (J216) or
I-006 (16) -
Battery positive
Always
No continuity
I-030 (J215) or I
-006 (15) - Battery
positive
Always
No continuity
Repair or replace instrument panel wire
harness and connector
NG
OK
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