Suzuki WagonR+ RB310 Service Manual page 2165

3B1-24 ELECTRICAL POWER STEERING (EPS) SYSTEM (IF EQUIPPED)
DTC C1153 P/S CONTROL MODULE POWER SUPPLY CIRCUIT FAIL
1. Main fuse box
2. "EPS" fuse (30 A)
3. Ignition switch
4. Circuit fuse box
STEP
1 Was "SYSTEM CHECK FLOW TABLE"
performed?
2 1) Remove steering column hole cover.
2) Check proper connection to P/S control
module at "A2" ("B/R" wire) terminal.
3) If OK, check voltage between "A2" terminal and
body ground with "A" connector connected to
P/S control module.
Is it 10 – 14 V?
Fig. for Step 2
DTC C1152/C1154/C1155 P/S CONTROL MODULE FAIL
Substitute a known-good P/S control module and recheck.
5. "IG coil" fuse (15A)
6. P / S control module
7. P / S control module body ground
8. Connector "A"
ACTION
8
YES
Go to Step 2.
Check intermittent
trouble referring to
"INTERMITTENT
TROUBLE" in
SECTION 0A.
If OK, substitute a
known-good P/S
control module and
recheck.
NO
Go to "SYSTEM
CHECK FLOW
TABLE" in this section.
Repair poor
connection or high
resistance in "A2"
("B/R" wire) circuit.