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Honda Ridgeline. Manual - part 334

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DTC 62:

DTC 65:

YES

19-73

IG1 Voltage High

VSA Pressure Sensor (Hardware)

1. Check the charging system (see page 4-28).

Go to step 2.

Do the alternator and regulator circuit

troubleshooting (see page 4-28), then recheck.

2. Turn the ignition switch ON (II).

3. Clear the DTCs with the HDS (see page 19-41).

4. Test-drive the vehicle at 10 mph (15 km/h) or more.

5. Check for DTCs with the HDS (see page 19-41).

Replace the VSA modulator-control unit

(see page 19-94).

Intermittent failure, the system is OK at this

time.

1. Clear the DTCs with the HDS (see page 19-41).

2. Turn the ignition switch OFF, then turn it ON (II).

3. Check BRK PRESS in the VSA DATA LIST with the

HDS.

Intermittent failure, the system is OK at this

time.

Replace the VSA modulator-control unit

(see page 19-94).

Is the char ging system OK ?

Does the ABS indicator come on, and is DT C 62
indicated?

Does the br ake pr essur e incr ease when the br ake
pedal is pr essed?

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DTC 66:

YES

19-74

VSA System Components

DTC Troubleshooting (cont’d)

BRAKE PEDAL POSITION SWITCH 4P CONNECTOR

RED

VSA Pressure Sensor (Software)

1. Check for DTCs with the HDS (see page 19-41).

Troubleshoot DTC 91 or 92, and recheck.

Go to step 2.

2. Check BRAKE SWITCH in the VSA DATA LIST with

the HDS.

Go to step 3.

Go to step 9.

3. Check the No. 13 (20 A) fuse in the under-hood

fuse/relay box.

Reinstall the fuse, and go to step 4.

Replace the fuse and recheck.

4. Check the brake pedal position switch for the

function and adjustment.

Go to step 5.

Replace or adjust the brake pedal position

switch.

5. Measure voltage between brake pedal position

switch 4P connector terminal No. 1 and body
ground.

Go to step 6.

Repair open in the wire between the No. 13

(20 A) fuse in the under-hood fuse/relay box and
the brake pedal position switch.

6. Turn the ignition switch OFF, and jump the SCS line

with the HDS.

NOTE: This must be done to protect the powertrain
control module (PCM) from damage.

7. Disconnect PCM connector A (44P).

Wire side of female terminals

Is DT C 91 or 92 indicated with DT C 66 at the
same time?

Is the br ake pedal position switch OF F with the
br ake pedal pr essed?

Is the f use OK ?

Is the switch OK and its adjustment OK ?

Is ther e batter y voltage?

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YES

DTC 67:

19-75

PCM CONNECTOR A (44P)

BKSW (WHT/BLK)

8. Measure voltage between PCM connector terminal

A8 and body ground.

Check for a loose or poor terminal fit at

terminal A8 of PCM connector A. If the connection
is bad, fix the fit. If the fit is OK, replace the PCM
(see page 11-205).

Repair open in the wire between the brake

pedal position switch and the PCM (A8).

9. Clear the DTCs with the HDS (see page 19-41).

10. Turn the ignition switch OFF, then turn it ON (II),

and press the brake pedal several times.

11. Check for DTCs with the HDS (see page 19-41).

Go to step 12.

The system is OK at this time.

12. Check BRK PRESS in the VSA DATA LIST with the

HDS.

Replace the VSA modulator-control unit

(see page 19-94).

Check the brake lines for damage and

leakage.

1. Check for DTCs with the HDS (see page 19-41).

Troubleshoot DTC 91 and/or 92, and

recheck.

Go to step 2.

2. Clear the DTCs with the HDS (see page 19-41).

3. Check for DTCs with the HDS (see page 19-41).

Go to step 4.

Go to step 11.

4. Check BRAKE SWITCH in the VSA DATA LIST with

the HDS.

Go to step 5.

Replace the VSA modulator-control unit

(see page 19-94).

5. Check the brake pedal position switch for function

and adjustment.

Go to step 6.

Replace or adjust the brake pedal position

switch.

6. Turn the ignition switch OFF, and jump the SCS line

with the HDS.

NOTE: This must be done to protect the powertrain
control module (PCM) from damage.

7. Disconnect PCM connector A (44P).

(cont’d)

Brake Pedal Position Switch

(Hardware)

Terminal side of female terminals

Is ther e batter y voltage when the br ake pedal is
pr essed?

Does the ABS indicator come on, and is DT C 66
indicated?

Does BRK PRESS incr ease with the br ake pedal
pr essed and decr ease with the br ake pedal
r eleased?

Is DT C 91 or 92 indicated with DT C 67 at the
same time?

Does the V SA system indicator come on and is
DT C 67 indicated?

Is the br ake pedal position switch ON with the
br ake pedal r eleased?

Is the switch OK and its adjustment OK ?

０１

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YES

DTC 68:

19-76

VSA System Components

DTC Troubleshooting (cont’d)

PCM CONNECTOR A (44P)

BKSW (WHT/BLK)

8. Turn the ignition switch ON (II).

9. Measure voltage between PCM connector terminal

A8 and body ground.

Repair short to power in the wire between

the brake pedal position switch and the PCM
(A8).

Go to step 9.

10. Check the BRK PRESS in the VSA DATA LIST with

the HDS.

The system is OK at this time.

Go to step 10.

11. Remove the brake pedal position switch.

Install and adjust the brake pedal position

switch (see page 19-6).

Refer to the brake system inspection and test

(see page 19-4).

1. Check for DTCs with the HDS (see page 19-41).

Troubleshoot DTC 91 or 92, and recheck.

Go to step 2.

2. Check the BRAKE SWITCH in the VSA DATA LIST

with the HDS.

Go to step 3.

Go to step 9.

3. Check the No. 13 (20 A) fuse in the under-hood

fuse/relay box.

Reinstall the fuse, and go to step 4.

Replace the fuse and recheck.

4. Check the brake pedal position switch for function

and adjustment.

Go to step 5.

Replace or adjust the brake pedal position

switch.

Brake Pedal Position Switch

Terminal side of female terminals

Is ther e 1 V or mor e with the br ake pedal
r eleased?

Is the br ake pr essur e at 0.0 with the br ake pedal
r eleased?

Does the br ake pr essur e dr op to 0.0?

Is DT C 91 or 92 indicated with DT C 68 at the
same time?

Is the BRAK E SW IT CH OF F with the br ake pedal
r eleased?

Is the f use OK ?

Is the switch OK and its adjustment OK ?

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