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Honda Ridgeline. Manual - part 116

０１

ＳＪＣ８Ａ００Ｋ７７１０００９２１０１ＦＡＡＴ３０

−

＋

−

DTC P2101:

YES

11-228

Electronic Throttle Control System

DTC Troubleshooting (cont’d)

THROTTLE BODY 6P CONNECTOR

ETCSM

(GRN)

ETCSM

(BLU)

JUMPER WIRE

Electronic Throttle Control

System (ETCS) Malfunction

NOTE: Before you troubleshoot, record all freeze data
and any on-board snapshot, and review the general
troubleshooting information (see page 11-3).

1. Turn the ignition switch ON (II).

2. Clear the DTC with the HDS.

3. Do the ETCS TEST in the INSPECTION MENU with

the HDS.

4. Check for Temporary DTCs or DTCs with the HDS.

Go to step 7.

Go to step 5.

5. Test-drive the vehicle for several minutes in the

range of these recorded freeze data parameters:

• ENGINE SPEED
• VSS
• APP SENSOR A

6. Check for Temporary DTCs or DTCs with the HDS.

Go to step 7.

Intermittent failure, the system is OK at this

time. Check for poor connections or loose terminals
at the throttle body and the PCM, then clean the
throttle body (see page 11-314).

7. Turn the ignition switch OFF.

8. Disconnect the intake air duct from the throttle

body.

9. Turn the ignition switch ON (II).

10. Clear the DTC with the HDS.

11. Do the ETCS TEST in the INSPECTION MENU with

the HDS.

12. Visually check the throttle valve operation.

NOTE: Be careful not to pinch your fingers during
the check.

Clean the throttle body (see page 11-314),

then go to step 21 and recheck. If DTC P2101 is
indicated, go to step 19.

Go to step 13.

13. Turn the ignition switch OFF.

14. Disconnect the throttle body 6P connector.

15. Jump the SCS line with the HDS.

16. Disconnect PCM connector C (44P).

17. Connect throttle body 6P connector terminals No. 5

and No. 6 with a jumper wire.

Wire side of female terminals

Is DT C P2101 indicated?

Does the thr ottle valve oper ate smoothly?

０２

−

＋

−

YES

11-229

ETCSM

(GRN)

ETCSM

(BLU)

PCM CONNECTOR C (44P)

18. Check for continuity between PCM connector

terminals C2 and C3.

Reconnect all connectors, then go to step 26.

Repair open in the wires between the throttle

body and the PCM (C2, C3), then go to step 20.

19. Turn the ignition switch OFF.

20. Replace the throttle body (see page 11-319).

21. Turn the ignition switch ON (II).

22. Reset the PCM with the HDS.

23. Do the PCM idle learn procedure (see page 11-273).

24. Test-drive the vehicle for several minutes in the

range of these recorded freeze data parameters:

• ENGINE SPEED
• VSS
• APP SENSOR A

25. Check for Temporary DTCs or DTCs with the HDS.

Check for poor connections or loose

terminals at the throttle body and the PCM, then
clean the throttle body (see page 11-314), and go to
step 1.

Troubleshooting is complete. If any other

Temporary DTCs or DTCs are indicated, go to the
indicated DTC’s troubleshooting.

26. Reconnect all connectors.

27. Update the PCM if it does not have the latest

software (see page 11-7), or substitute a known-
good PCM (see page 11-8).

28. Check for Temporary DTCs or DTCs with the HDS.

Check for poor connections or loose

terminals at the throttle body and the PCM. If the
PCM was updated, substitute a known-good PCM
(see page 11-8), then recheck. If the PCM was
substituted, go to step 1.

If the PCM was updated, troubleshooting is

complete. If the PCM was substituted, replace the
original PCM (see page 11-205). If any other
Temporary DTCs or DTCs are indicated, go to the
indicated DTC’s troubleshooting.

Terminal side of female terminals

Is ther e continuity?

Is DT C P2101 indicated?

０１

０２

ＳＪＣ８Ａ００Ｋ７７１０００９２１１８ＦＡＡＴ３０

−

＋

−

＋

−

DTC P2118:

YES

11-230

Electronic Throttle Control System

DTC Troubleshooting (cont’d)

ETCSM

(GRN)

ETCSM

(BLU)

PCM CONNECTOR C (44P)

THROTTLE BODY 6P CONNECTOR

ETCSM

Throttle Actuator Current Range/

Performance Problem

NOTE: Before you troubleshoot, record all freeze data
and any on-board snapshot, and review the general
troubleshooting information (see page 11-3).

1. Jump the SCS line with the HDS.

2. Disconnect PCM connector C (44P).

3. Measure resistance between PCM connector

terminals C2 and C3.

Go to step 4.

Go to step 15.

4. Disconnect the throttle body 6P connector.

5. At the throttle body side, measure resistance

between throttle body 6P connector terminals No. 5
and No. 6 with the throttle fully closed.

Go to step 6.

Repair short in the wires between the throttle

body and the PCM (C2, C3), then go to step 7.

6. Replace the throttle body (see page 11-319).

7. Reconnect all connectors.

8. Turn the ignition switch ON (II).

9. Reset the PCM with the HDS.

Terminal side of female terminals

Terminal side of male terminals

Is ther e about 1.0

or less?

Is ther e about 1.0

or less?

−

YES

11-231

10. Do the PCM idle learn procedure (see page 11-273).

11. Turn the ignition switch OFF.

12. Turn the ignition switch ON (II).

13. Slowly press the accelerator pedal to the floor.

14. Check for Temporary DTCs or DTCs with the HDS.

Check for poor connections or loose

terminals at the throttle body and the PCM, then go
to step 1.

Troubleshooting is complete. If any other

Temporary DTCs or DTCs are indicated, go to the
indicated DTC’s troubleshooting.

15. Reconnect all connectors.

16. Update the PCM if it does not have the latest

software (see page 11-7), or substitute a known-
good PCM (see page 11-8).

17. Check for Temporary DTCs or DTCs with the HDS.

Check for poor connections or loose

terminals at the throttle body and the PCM. If the
PCM was updated, substitute a known-good PCM
(see page 11-8), then recheck. If the PCM was
substituted, go to step 1.

If the PCM was updated, troubleshooting is

complete. If the PCM was substituted, replace the
original PCM (see page 11-205). If any other
Temporary DTCs or DTCs are indicated, go to the
indicated DTC’s troubleshooting.

Is DT C P2118 indicated?

Content .. 114 115 116 117 ..