Suzuki Ignis Service Manual page 346

5E-16 ANTILOCK BRAKE SYSTEM (ABS)
TABLE – D CODE (DTC) IS NOT OUTPUTTED EVEN WITH DIAGNOSIS
SWITCH TERMINAL CONNECTED TO GROUND
1. ABS warning lamp in combination meter
2. ABS hydraulic unit/control module assembly
CIRCUIT DESCRIPTION
When diagnosis switch terminal is connected to ground with ignition switch turned ON, the ABS control module
outputs diagnostic trouble code by flashing ABS warning lamp.
INSPECTION
Step
1 Is it shorted diagnosis switch terminal and
ground terminal by service wire properly?
2 1) Disconnect service wire.
2) Disconnect ABS hydraulic unit/control mod-
ule connector.
3) Measure resistance between diagnosis
switch terminal and connector terminal
"E19-12".
Is it infinite (∞)?
3 1) Measure resistance between ground termi-
nal of monitor coupler and body ground.
Is continuity indicated?
4 1) Check for proper connection to ABS
hydraulic unit/control module at terminal
"E19-12".
2) If OK, then check ABS warning lamp circuit
referring to TABLE A, B and C.
Is it in good condition?
3. Diagnosis monitor coupler
3-1. Diagnosis switch terminal
Action
3-2. Diagnosis ground terminal
4. ABS hydraulic unit/control module connector
Yes
Go to Step 2.
"PNK" circuit open.
Go to Step 4.
Substitute a known-good
ABS hydraulic with/control
module assembly and
recheck.
No
Connect service wire
securely.
Go to Step 3.
"BLK" circuit open or poor
connection.
Repair "ABS" warning
lamp circuit.