Suzuki Swift Sport 2004 Service & Repair Manual page 1473

6) Read flashing pattern of key indicator lamp (1) which
represents DTC as shown in example below and
write it down. When more than 2 DTCs are stored in
memory, flashing for each DTC is repeated three
times starting with the smallest DTC number in
increasing order.
NOTE
Go to "No DTC Detection After Performing
DTC Check" in case that any DTC is detected
after performing the procedure mentioned
above.
DTC Table
DTC (Flashing pattern
of key indicator lamp)
11
12
13
14
21
22
31
33
51
52
53
Detected parts item
Communication Error With Steering
Lock Unit
—
Release Signal Error from Steering
Lock Unit
Steering Lock Unit Malfunction
Internal Error in Keyless Start Control
Module (EEPROM Reading Error)
Internal Error in Keyless Start Control
Module (EEPROM Writing Error)
Lost Communication With BCM
Control Module Communication Bus
Off
Driver Side Door Request Switch
Malfunction
Passenger Side Door Request Switch
Malfunction
Rear End Door Request Switch
Malfunction
Keyless Start System:
1
[A]
1 2
H
L
a b a
[B]
5
H
L
a
[A]: DTC NO. 12 (Normal)
[B]: DTC NO. 52
H: Key indicator lamp turned ON
L: Key indicator lamp turned OFF
7) After completing the check, remove ignition key from
ignition key cylinder.
Detecting condition
No communication is available between keyless
start control module and steering lock unit
Normal (No malfunction DTC is detected)
Although lock release signal is output to steering
lock unit, it is not inputted from steering lock unit
Steering lock unit cannot be unlocked due to its
temperature rise
Data cannot be read from memory in keyless start
control module
Data cannot be written into memory in keyless start
control module
Keyless start control module cannot receive data
sent by CAN from BCM
No communication is available with all control
modules connected by CAN
Input signal from driver side door request switch
remains ON, unchanged
Input signal from passenger side door request
switch remains ON, unchanged
Input signal from rear end door request switch
remains ON, unchanged
10E-11
1 2
c a b a
2
b a c
I4RS0BA50010-02
a: 0.3 seconds
b: 1.0 second
c: 3.0 seconds
S7RS0BA504008