Dtc No. 51 / No. 52 / No. 53: Driver Side / Passenger Side / Rear End Door Request Switch Failure - Suzuki Swift Sport 2004 Service & Repair Manual

10E-28 Keyless Start System:
Step
3 CAN communication circuit check
1) Turn ignition switch to OFF position.
2) Disconnect connectors of all control modules
communicating by means of CAN.
3) Check CAN communication circuit between control
modules for open, short and high resistance.
Is each CAN communication circuit in good condition?
4 DTC check of keyless start control module
1) Turn ignition switch to OFF position.
2) Connect connectors of disconnected control modules
communicating by means of CAN.
3) Disconnect connector of any one control module other
than keyless start control module.
4) Recheck keyless start control module for DTC.
Is DTC No.33 detected?

DTC No. 51 / No. 52 / No. 53: Driver Side / Passenger Side / Rear End Door Request Switch Failure

Wiring Diagram
2
3
4
[A]: Keyless start control module connector (viewed from harness side)
1. Keyless start control module
2. Driver side door request switch
Action
PPL
BLU/RED
YEL
[A]
20 19 18 16 15 14 11
37 36 34 33 32 31 30 29
Yes
Go to Step 4.
Using same method,
disconnect connectors
of control module other
than keyless start
control module one by
one to check if DTC
No.33 is detected.
If DTC No.33 is
detected even through
connector of control
module other than
keyless start control
module is disconnected,
substitute a known-
good keyless start
control module and
recheck.
G42-16
G42-36
G42-32
10 9 8 7 6 5 4 3 2 1
24 23
3. Passenger side door request switch
4. Rear end door request switch
No
Repair circuit.
Check power and
ground circuit of
disconnect control
module. If circuit is OK,
substitute a known-
good disconnected
control module and
recheck.
S7RS0BA504022
1
12V
I4RS0BA50026-01