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Eps" Warning Light Remains On Steady After Engine Starts - Suzuki SX4 Service Manual

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6C-18 Power Assisted Steering System:

"EPS" Warning Light Remains ON Steady after Engine Starts

Wiring Diagram
Refer to ""EPS" Warning Light Does Not Come ON with Ignition Switch Turned ON before Engine Starts".
Circuit Description
Operation (ON/OFF) of "EPS" warning light is controlled by P/S control module through combination meter.
If the P/S system is in good condition, P/S control module turns "EPS" warning light ON at the ignition switch ON, and
then turns it OFF at the engine start. If an abnormality in the system is detected, "EPS" warning light is turned ON
continuously by P/S control module. If P/S control module is disconnected, "EPS" warning light is not turned ON.
Troubleshooting
Step
1
Check DTC referring to "DTC Check".
Is there any DTC(s) (NO CODES on SUZUKI scan tool)?
2
"EPS" warning light circuit check
1) With ignition switch turned OFF, disconnect P/S control
module connector.
2) Check for proper connection to the P/S control module at
"E11-5" terminal.
3) If OK, then turn ignition switch to ON position.
Does "EPS" warning light turn ON?
3
Combination meter ground circuit check
1) Remove combination meter and disconnect combination
meter connector with ignition switch turned OFF.
2) Check combination meter connector for proper
connection.
3) If connections are OK, check that "EPS warning light
circuit" is as follows.
• Insulation resistance of "EPS warning light circuit"
wire is infinity between its terminal and each terminal
at combination meter connector.
• Insulation resistance of "EPS warning light circuit"
wire is infinity between its terminal and vehicle body
ground.
Is circuit in good condition?
Action
Yes
Go to applicable DTC
diag. flow.
Go to Step 3.
Replace combination
meter.
S7RW0A6304011
No
Go to Step 2.
Replace P/S control
module.
Repair defective circuit.

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