Diagnostic procedure
WARNING: This page is about a different car, the 2005 Mazda MPV. However, it is still accessible from the selected car via links, so may be relevant.
WILL NOT CRANK - DIAGNOSTIC PROCEDURE
| STEP |
INSPECTION |
ACTION |
| 1 |
- Verify following:
- Battery connection
- Battery condition
- If transaxle is in Park or Neutral
- Fuses
- Are all items okay?
|
Yes |
Go to next step. |
| No |
Service as necessary. Repeat Step 1. |
| 2 |
- Is clicking sound heard from starter when ignition key is turned to START?
|
Yes |
Go to next step. |
| No |
Go to Step 4. |
| 3 |
|
Yes |
Inspect for seized/hydrolocked engine, flywheel or drive plate. |
| No |
Repair or replace components as required. |
| 4 |
- Do any other electrical accessories work?
|
Yes |
Go to next step. |
| No |
Inspect charging system.
(See BATTERY INSPECTION
.)
(See GENERATOR INSPECTION
.) |
| 5 |
- Inspect adjustment of TR switch.
- Is TR switch adjusted properly?
|
Yes |
Go to next step. |
| No |
If TR switch is adjusted properly, inspect for open circuit between TR switch and PCM terminal 64 or starter. |
| 6 |
- Connect WDS or equivalent to DLC-2.
- Turn ignition key to ON.
- Retrieve any DTCs.
- Is "PASSED" displayed?
|
Yes |
No DTC displayed:
- Inspect START circuit in ignition switch.
- Inspect for open circuit between ignition switch and starter.
|
| No |
- DTC is displayed:
- Go to appropriate DTC test.
Communication error message is displayed:
- Inspect for following:
- Open circuit between main relay terminal D and PCM terminal 34, 60
- Open main relay GND circuit
- Main relay is stuck open.
- Open or poor GND circuit (PCM terminal 6,22, 23, 25 or 100)
- Poor connection of vehicle body GND
|
| 7 |
- Verify test results.
- If okay, return to diagnostic index to service any additional symptoms.
- If malfunction remains, inspect related Service Bulletins and/or On-line Repair Information and perform repair or diagnosis.
- If vehicle is repaired, troubleshooting completed.
- If vehicle is not repaired or additional diagnostic information is not available, replace or reprogram PCM.
|