(Ecm/Pcm); Diagnostic Trouble Code Table - Suzuki sq-416-420-625 Service Manual

DIAGNOSTIC TROUBLE CODE TABLE

Immobilizer Control Module side
DIAGNOSTIC TROUBLE CODE
NO. VOLTMETER INDICATION
–
11
31
12
13
21
22
23
ECM/PCM side
DTC
DTC
(indicated on
(indicated
Suzuki
by MIL)
scan tool)
NO DTC 12
P1623 81
P1620 84
P1622 82
P1621 83
DIAGNOSTIC AREA DIAGNOSTIC AREA
Normal (No code)
Trans onder code Transponder code
Immobilizer Control Module
Coil antenna or ignition key with
built-in transponder
ECM/Immobilizer Control Module code
Ignition switch circuit
Serial data link wire
Malfunction Indicator lamp
(MIL) flashing pattern
IMMOBILIZER CONTROL SYSTEM (IF EQUIPPED) 8G-13
This code appears when none of the
other codes are identified.
Diagnose trouble according to Diagnose trouble according to
"DIAGNOSTIC FLOW TABLE"
corres onding to each code No. corresponding to each code No.
DIAGNOSTIC AREA
Normal
ECM/Immobilizer
Control Module code
ECM / PCM
Serial data link wire
DIAGNOSIS DIAGNOSIS
DIAGNOSIS
This code appears when it is
confirmed that none of other
trouble codes is set for immo-
bilizer control system or elec-
tronic fuel injection system.
Diagnose trouble according to
"DIAGNOSTIC FLOW
TABLE" corresponding to
each code No.