Diagnostic procedure

WARNING: This page is about a different car, the 2005 Mazda RX-8. However, it is still accessible from the selected car via links, so may be relevant.

NO.3 WILL NOT CRANK DIAGNOSTIC PROCEDURE

STEP	INSPECTION	RESULTS	ACTION
1	Connect the WDS or equivalent to the DLC-2. Do the following conditions appear? The engine is not completely started. DTC B1260 is displayed.	Yes	Both conditions appear: Go to Step 4.
1		No	Either or other condition appears: Go to the next step.
2	Are the ignition coil connectors securely connected to the coil?	Yes	Go to the next step.
2		No	Connect the coil connectors securely. Return to Step 1.
3	Does the security light illuminate?	Yes	Go to the next step.
3	Does the security light illuminate?	No	Inspect the instrument cluster and the following wiring harnesses. Between PCM terminal 4V and instrument cluster terminal 1J Between PCM terminal 4S and instrument cluster terminal 1L
4	Connect the WDS or equivalent to the DLC-2 and retrieve DTC. Are any of the following DTCs displayed? DTC B1213, B1341, B1600, B1601, B1602, B1681, B2103, B2139, B2431, U1147, U2510	Yes	Go to the applicable DTC inspection. (See DTC TABLE (IMMOBILIZER SYSTEM) .) (See DTC TABLE [MULTIPLEX COMMUNICATION SYSTEM] .)
4		No	Go to the next step.
5	Inspect the following wiring harnesses and connectors for an open or short circuit: Between coil terminal A and keyless control module terminal 3F Between coil terminal B and keyless control module terminal 3E Are there any malfunctions?	Yes	Repair or replace the wiring harnesses and connectors.
5		No	Go to the next step.
6	Inspect the following wiring harnesses and connectors for an open or short circuit: Between keyless control module terminal 3A and PCM terminal 4V Between keyless control module terminal 3B and PCM terminal 4S Are there any malfunctions?	Yes	Repair or replace the wiring harnesses and connectors.
6		No	Go to the next step.
7	Is there continuity between PCM terminal 5A and the starter relay with the clutch pedal depressed (MT), P or N position (AT)?	Yes	Go to the next step.
7		No	Repair or replace the wiring harness.
8	Inspect the following: Battery connection Battery condition Transmission is in Park or Neutral. (AT) Clutch is fully depressed. (MT) Fuses Are all the items normal?	Yes	Go to the next step.
8		No	Service if necessary. Repeat Step 8.
9	Is a clicking sound heard from the starter when the ignition switch is turned to the START position?	Yes	Go to the next step.
9		No	Go to Step 14.
10	Inspect starting system. (See STARTER INSPECTION .) Is starting system normal?	Yes	Go to the next step.
10		No	Repair or replace components if required.
11	Install a wrench or equivalent to the eccentric pulley bolt. Turn the eccentric shaft clockwise. Will the eccentric shaft turn?	Yes	Go to Step 14.
11		No	Go to the next step.
12	Remove all accessory belts. CAUTION: To prevent engine damage (overheat etc.), do not crank engine for a long time after removing accessory belts. Crank the engine. Does the engine crank?	Yes	Inspect the accessory parts for excessive mechanical resistance and repair or replace the malfunctioning parts.
12		No	Go to the next step.
13	Remove starter. Install a wrench to the eccentric pulley bolt. Turn the eccentric shaft clockwise. Will the eccentric shaft turn?	Yes	Inspect internal parts of the starter for malfunction and repair or replace the malfunctioning parts. (See STARTER INNER PARTS INSPECTION .)
13		No	Overhaul the engine and repair or replace the malfunctioning parts. (See ENGINE REMOVAL/INSTALLATION or OVERHAUL - 1.3L (13B-MSB) .)
14	Do any other electrical accessories work?	Yes	Go to the next step.
14	Do any other electrical accessories work?	No	Inspect the charging system. (See BATTERY INSPECTION .) (See GENERATOR INSPECTION .)
15	NOTE: The following test should be performed on AT only. For MT, go to the next step. Connect the WDS or equivalent to the DLC-2.Access TR PID.Turn the ignition switch to the ON position.Does TR PID indicate P/N when selecting the P or N position?	Yes	Go to the next step.
15		No	Inspect the adjustment of the TR switch. (See TRANSMISSION RANGE (TR) SWITCH ADJUSTMENT .) If the TR switch is adjusted properly, inspect for an open circuit between the TR switch and TCM terminal 1D, 2B or the starter.
16	Perform fuel injector operation inspection. (See FUEL INJECTOR OPERATION INSPECTION .) Does fuel injector operate properly?	Yes	Go to the next step.
16		No	Repair or replace the malfunctioning part according to inspection result.
17	Inspect the fuel injectors for the following: (See FUEL INJECTOR INSPECTION .) Leakage Clogging Injection amount Are the injectors normal?	Yes	Go to the next step.
17		No	Replace suspected fuel injector.
18	Inspect the engine compression. (See COMPRESSION INSPECTION .) Is it normal?	Yes	Go to Step 25.
18		No	Go to the next step.
19	Apply the engine oil to front and rear rotors from plug hole approx. 3-5 ml {3-5 cc, 0.11-0.16 fl.oz}. Inspect the engine compression. (See COMPRESSION INSPECTION .) Is it normal?	Yes	Go to the next step.
19		No	Go to Step 21.
20	Clean the spark plugs. Crank the engine. Does the engine start?	Yes	Remove carbon or foreign material inside the engine using the carburetor cleaner.
20		No	Go to the next step.
21	Perform the metering oil pump control inspection. (See METERING OIL PUMP CONTROL INSPECTION .) Does the metering oil pump control operate properly?	Yes	Go to the next step.
21		No	Repair or replace the malfunctioning part according to inspection results. After that overhaul or replace the engine. (See ENGINE REMOVAL/INSTALLATION or OVERHAUL - 1.3L (13B-MSB) .)
22	Check the engine oil condition. Is engine oil low viscosity and/or is there a gasoline odor?	Yes	Replace the engine oil. Inspect the ECT sensor and the related wiring harnesses. (See ENGINE COOLANT TEMPERATURE (ECT) SENSOR INSPECTION .) After that overhaul or replace the engine. (See ENGINE REMOVAL/INSTALLATION or OVERHAUL - 1.3L (13B-MSB) .)
22		No	Go to the next step.
23	Turn the ignition switch off. Disconnect fuel line quick release connector and install fuel gauge to fuel line. Short check connector terminal F/P to body GND using a jumper wire. Turn the ignition switch to the ON position. (See FUEL LINE PRESSURE INSPECTION .) Is fuel line pressure normal?	Yes	Go to the next step.
23		No	Replace the fuel pump unit. (See FUEL PUMP UNIT REMOVAL/INSTALLATION .) After that overhaul or replace the engine. (See ENGINE REMOVAL/INSTALLATION or OVERHAUL - 1.3L (13B-MSB) .)
24	Check oil pipe between metering oil pump and metering oil nozzle. Is there air and/or clogging in oil pipe?	Yes	Inspect and repair for leakage and/or clogging in the oil passage at the engine. After that overhaul or replace the engine. (See ENGINE REMOVAL/INSTALLATION or OVERHAUL - 1.3L (13B-MSB) .)
24		No	Overhaul or replace the engine. (See ENGINE REMOVAL/INSTALLATION or OVERHAUL - 1.3L (13B-MSB) .)
25	Check oil pipe between metering oil pump and metering oil nozzle. Is there air and/or clogging in oil pipe?	Yes	Inspect and repair for leakage and/or clogging in the oil passage at the engine.
25		No	Inspect the engine oil condition (viscosity, amount deterioration).
26	Connect the WDS or equivalent to the DLC-2. Turn the ignition switch to the ON position (Engine off). Retrieve any DTCs. Are there any DTCs displayed?	Yes	DTC is displayed: Go to the applicable DTC inspection. (See DTC TABLE .) OR Communication error message is displayed: Inspect for the following: Open circuit between main relay and PCM terminal 5AC or 5AF Open circuit between main relay terminal E and PCM terminal 4E The main relay is stuck open. Open or poor GND circuit (PCM terminal 4A, 4J, 5T, 5D, 5O or 5R) Poor connection of vehicle body GND
26		No	No DTC is displayed: Inspect the following: START circuit in ignition switch Open circuit between ignition switch and starter Starter interlock switch (MT) (See STARTER INTERLOCK SWITCH (MT) INSPECTION .)
27	Verify test results. If normal, return to the diagnostic index to service any additional symptoms. If the malfunction remains, inspect the related Service Bulletins and/or On-line Repair Information and perform the repair or diagnosis.