Diagnostic procedure
WARNING: This page is about a different car, the 2005 Mazda MX-5 Miata. However, it is still accessible from the selected car via links, so may be relevant.
NO.3 WILL NOT CRANK [BP, BP WITH TC] DIAGNOSTIC PROCEDURE
| STEP |
INSPECTION |
ACTION |
| 1 |
- Verify following:
- Battery connection
- Transmission in Park or Neutral (AT)
- Clutch fully depressed (MT)
- Fuses
- Are all items okay?
|
Yes |
Go to the next step. |
| No |
Service if necessary and repeat Step 1. |
| 2 |
- Is click sound heard from starter when ignition switch is turned to START?
|
Yes |
Go to the next step. |
| No |
Go to Step 4. |
| 3 |
- Inspect starting system.
- Is starting system okay?
|
Yes |
Inspect for seized/hydrolocked engine, flywheel (MT) or drive plate (AT).
(See FLYWHEEL INSPECTION
) |
| No |
Service as required.
(See STARTER INSPECTION
) |
| 4 |
- Do any other electrical accessories work?
|
Yes |
Go to the next step. |
| No |
Inspect charging system.
(See BATTERY INSPECTION
)
(See GENERATOR INSPECTION
) |
| 5 |
NOTE:
- Following test should be performed on automatic transmissions only. For manual transmissions, go to the next step.
- Inspect TR sensor adjustment.
- Is TR sensor adjusted properly?
|
Yes |
Go to the next step. |
| No |
Inspect TR sensor adjustment.
- If TR sensor is adjusted properly, inspect between TR sensor and PCM terminal 4H or starter for open circuit.
|
| 6 |
- Connect WDS or equivalent to DLC-2.
- Turn ignition switch to ON.
- Retrieve any DTC.
- Is "PASSED" displayed?
|
Yes |
No DTC displayed:
- Inspect following:
- START circuit in ignition switch
- Open circuit between ignition switch and starter
- Starter interlock switch (MT)
|
| No |
DTC displayed:
- Go to appropriate DTC test.
Communication error message displayed:
- Inspect for following:
- Open circuit between main relay and PCM terminal 4AF
- Open main relay GND circuit
- Main relay is stuck open.
- Open or poor ground circuit (PCM terminal 3A or 3B)
- 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 PCM.
|