Mazda Protege 5. Manual - part 221

ON-BOARD DIAGNOSTIC 

05–02–12

Diagnostic procedure

STEP

INSPECTION

ACTION

1

VERIFY FREEZE FRAME DATA HAS BEEN 
RECORDED

•

Has FREEZE FRAME PID DATA been 
recorded?

Yes Go to next step.

No

Record FREEZE FRAME PID DATA on repair order, then 
go to next step.

2

VERIFY RELATED SERVICE INFORMATION 
AVAILABILITY

•

Check for related Service Bulletins availability.

•

Is any related repair Information available?

Yes Perform repair or diagnosis according to available repair 

Information.

•

If vehicle is not repaired, go to next step.

No

Go to next step.

3

VERIFY VEHICLE SPECIFICATION

•

Verify vehicle specification (With ABS, or 
without ABS).

•

Go to appropriate step.

•

With ABS: Go to Step 10.

•

Without ABS: Go to next step

4

INSPECT VSS CONNECTOR FOR POOR 
CONNECTION

•

Turn ignition key to OFF.

•

Disconnect VSS connector.

•

Check for poor connection (damaged/pulled-
out terminals, corrosion, etc.).

•

Is connection okay?

Yes Go to next step.

No

Repair or replace pin or connector, then go to Step 14.

5

INSPECT VSS POWER CIRCUIT FOR OPEN 
CIRCUIT

•

Verify that VSS connector is disconnected.

•

Turn ignition key to ON (Engine OFF).

•

Check voltage between VSS terminal A 
(harness-side) and ground

•

Is voltage reading B+?

Yes Go to next step.

No

Repair or replace harness, then go to Step 14.

6

INSPECT VSS GROUND CIRCUIT FOR OPEN

•

Turn ignition key to OFF.

•

Verify that VSS connector is disconnected.

•

Check for continuity between VSS terminal C 
(harness-side) and ground

•

Is there continuity?

Yes Go to next step.

No

Repair or replace harness, then go to Step 14.

7

INSPECT PCM CONNECTOR FOR POOR 
CONNECTION

•

Disconnect PCM connector.

•

Check for poor connection (damaged/pulled-
out terminals, corrosion, etc.).

•

Is connection okay?

Yes Go to next step.

No

Repair or replace pin or connector, then go to Step 14.

8

INSPECT VEHICLE SPEED SIGNAL CIRCUIT 
FOR OPEN

•

Disconnect PCM connector and VSS 
connector.

•

Inspect for continuity between VSS terminal B 
and PCM terminal 58.

•

Is there continuity?

Yes Go to next step.

No

Repair or replace harness, then go to Step 14.

9

INSPECT VEHICLE SPEED SIGNAL CIRCUIT 
FOR SHORT TO GROUND

•

Verity that VSS connector and PCM connector 
are disconnected.

•

Inspect for continuity between PCM terminal 58 
and body ground.

•

Is there continuity?

Yes Repair or replace harness, then go to Step 14.

No

Repair VSS, then go to Step 14.

10

INSPECT ABS HU/CM CONNECTOR FOR 
POOR CONNECTION

•

Turn ignition key to OFF.

•

Disconnect ABS HU/CM connector.

•

Check for poor connection (damaged/pulled-
out terminals, corrosion, etc.).

•

Is connection okay?

Yes Go to next step.

No

Repair or replace pin or connector, then go to Step 14.

11

INSPECT PCM CONNECTOR FOR POOR 
CONNECTION

•

Disconnect PCM connector.

•

Check for poor connection (damaged/pulled-
out terminals, corrosion, etc.).

•

Is connection okay?

Yes Go to next step.

No

Repair or replace pin or connector, then go to Step 14.

1712-1U-01G(05-02).fm  12 ページ  ２００１年６月２９日 金曜日 午後４時３５分

ON-BOARD DIAGNOSTIC 

05–02–13

05–02

12

INSPECT VEHICLE SPEED SIGNAL CIRCUIT 
FOR OPEN

•

Disconnect PCM connector and ABS HU/CM 
connector.

•

Connect SST to ABS HU/CM vehicle harness 
side connector (Do not connect to ABS HU/
CM).

•

Inspect for continuity between VSS terminal J 
and PCM terminal 58.

•

Is there continuity?

Yes Go to next step.

No

Repair or replace harness, then go to Step 14.

13

INSPECT VEHICLE SPEED SIGNAL CIRCUIT 
FOR SHORT TO GROUND

•

Verity that ABS HU/CM connector and PCM 
connector are disconnected.

•

Inspect for continuity between PCM terminal 58 
and body ground.

•

Is there continuity?

Yes Repair or replace harness, then go to Step 14.

No

Inspect ABS HU/CM, then go to Step 14.

14

VERIFY TROUBLESHOOTING OF DTC P0500 
COMPLETED

•

Make sure to reconnect all disconnected 
connectors.

•

Clear DTC from memory using WDS or 
equivalent.

•

Warm up engine.

•

Drive vehicle under following conditions for 4.5 
seconds or more while monitoring PIDs.
— Engine coolant temp: 60 

°°°°

C {140 

°°°°

F} or 

above

— Drive in 1 range
— Frequency of input/turbine speed sensor: 

800 Hz

•

Is pending code present?

Yes Replace PCM, then go to next step.

(See 01–40A–7 PCM REMOVAL/INSTALLATION [ZM].)
(See 01–40B–7 PCM REMOVAL/INSTALLATION [FS].)

No

No concern is detected. Go to next step.

15

VERIFY AFTER REPAIR PROCEDURE

•

Perform “After Repair Procedure”.
(See 05–02–6 AFTER REPAIR 
PROCEDURE.)

•

Are any DTCs present?

Yes Go to applicable DTC inspection.

No

Troubleshooting completed.

STEP

INSPECTION

ACTION

1712-1U-01G(05-02).fm  13 ページ  ２００１年６月２９日 金曜日 午後４時３５分

ON-BOARD DIAGNOSTIC 

05–02–14

End Of Sie

DTC P0705

A3U050201030W07

DTC P0705

Transaxle range (TR) switch circuit malfunction (short circuit)

DETECTION 

CONDITION

•

When all conditions below satisfied and 100 seconds or more have passed:
— Any of D, 2 or 1 range of TR switch ON.
— Engine speed 530 rpm or above.
— P/N position or R position of TR switch ON.

Diagnostic support note:

•

This is a continuous monitor (CCM).

•

MIL illuminates if PCM detects the above malfunction conditions during first drive cycle.

•

PENDING CODE is not available.

•

FREEZE FRAME DATA is available.

•

O/D OFF indicator light flashes.

•

DTC is stored in the PCM memory.

POSSIBLE 

CAUSE

•

TR switch malfunction

•

Short to power between TR switch terminal C and PCM terminal 32 

•

Short to power between TR switch terminal G and PCM terminal 6 

•

Short to power between TR switch terminal F and PCM terminal 9

•

Short to power between TR switch terminal E and PCM terminal 7

•

Damaged connector between TR switch and PCM

•

PCM malfunction

1712-1U-01G(05-02).fm  14 ページ  ２００１年６月２９日 金曜日 午後４時３５分

ON-BOARD DIAGNOSTIC 

05–02–15

05–02

Diagnostic procedure

End Of Sie

STEP

INSPECTION

ACTION

1

VERIFY FREEZE FRAME DATA HAS BEEN 
RECORDED

•

Has FREEZE FRAME PID DATA been 
recorded?

Yes Go to next step.

No

Record FREEZE FRAME PID DATA on repair order, then 
go to next step.

2

VERIFY RELATED REPAIR INFORMATION 
AVAILABILITY

•

Check for related Service Bulletins availability.

•

Is any related repair information available?

Yes Perform repair or diagnosis according to available repair 

information.

•

If vehicle is not repaired, go to next step.

No

Go to next step.

3

INSPECT TR SWITCH CONNECTOR

•

Turn ignition key OFF.

•

Disconnect TR switch connector.

•

Inspect for bent terminals of pins using mirror.

•

Are TR switch terminals okay?

Yes Go to next step.

No

Repair terminals or replace TR switch, then go to Step 6.
(See 05–17–20 TRANSAXLE RANGE (TR) SWITCH 
REMOVAL/INSTALLATION.)

4

INSPECT TR SWITCH CONTINUITY

•

Turn ignition key to OFF.

•

Disconnect TR switch connector.

•

Is there continuity between TR switch terminals 
(part-side)?

(See 05–17–20 TRANSAXLE RANGE (TR) 
SWITCH INSPECTION.)

Yes Go to next step.

No

Replace TR switch, then go to Step 6.
(See 05–17–20 TRANSAXLE RANGE (TR) SWITCH 
REMOVAL/INSTALLATION.)

5

INSPECT TR SWITCH CIRCUIT FOR SHORT TO 
POWER

•

Turn ignition key to ON (engine OFF).

•

Measure voltage at TR switch terminals C, E, F 
and G (harness-side).

•

Is there 0 V at TR switch harness side 
connector?

Yes Go to next step.

No

Repair or replace wiring, then go to next step.

6

VERIFY TROUBLESHOOTING OF DTC P0705 
COMPLETED

•

Make sure to reconnect all disconnected 
connectors.

•

Clear DTC from memory using WDS or 
equivalent.

•

Run engine at 530 rpm or above.

•

Drive vehicle in each range (D, 2, and 1) at 
engine speed 530 rpm or above (VSS PID) for 
100 seconds or more.

•

Are any DTCs present?

Yes Replace PCM, then go to next step.

(See 01–40A–7 PCM REMOVAL/INSTALLATION [ZM].)
(See 01–40B–7 PCM REMOVAL/INSTALLATION [FS].)

No

No concern is detected. Go to next step.

7

VERIFY AFTER REPAIR PROCEDURE

•

Perform “After Repair Procedure”.

(See 05–02–6 AFTER REPAIR PROCEDURE.)

•

Are any DTCs present?

Yes Go to applicable DTC inspection.

No

Troubleshooting completed.

1712-1U-01G(05-02).fm  15 ページ  ２００１年６月２９日 金曜日 午後４時３５分