Mazda 6 2002 - Page 504

K130
TROUBLESHOOTING
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NO.24 ENGINE STALLS WHEN SHIFTED TO D, S, L RANGES, OR IN R POSITION
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Diagnostic procedure
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NO.25 ENGINE STALLS WHEN DRIVING AT SLOW SPEEDS OR STOPPING
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Diagnostic procedure
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NO.26 STARTER DOES NOT WORK
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NO.27 HOLD INDICATOR LIGHT DOES NOT ILLUMINATE WHEN HOLD SWITCH IS TURNED TO ON
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4 • Disconnect PCM.
• Is resistance between ground terminal at
PCM connector and body ground less than
5.0 ohms?
Yes Go to next step.
No Repair open ground circuit.
Reconnect PCM.
5 • Check LPS PID value.
• Is LPS PID value okay?
(See F45 PCM INSPECTION.)
Yes Overhaul control valve body and repair or replace any
defective parts.
If problem remains, overhaul transaxle and repair or replace
any defective parts.
(See ATX workshop manual (FN4A-EL) [1623-10-98E].)
(See ATX workshop manual supplement (FN4A-EL)
[1746-1*-02C].)
No Repair or replace any defective parts.
STEP INSPECTION ACTION
24 Engine stalls when shifted to D, S, L ranges, or in R position
DESCRIPTION • Engine stalls when shifting from N or P position to D, S, L ranges or R position at idle.
POSSIBLE
CAUSE
• The malfunction is on the engine control side (i.e. IAC system). Otherwise, the malfunction is in the
input/turbine speed sensor (engine sometimes starts) or TCC circuit (engine always stalls).
STEP INSPECTION ACTION
1 • Go to symptom troubleshooting No.10 Low
idle/stalls during deceleration.
(See F202 NO.10 LOW IDLE/STALLS
DURING DECELERATION.)
• Is engine control system okay?
Yes Repeat basic inspection and repair or replace any defective
parts according to inspection result.
(See K112 BASIC INSPECTION.)
No Repair or replace any defective parts according to
inspection results.
25 Engine stalls when driving at slow speeds or stopping
DESCRIPTION • Engine stalls when brake pedal is depressed while driving at low speed or stopping.
POSSIBLE
CAUSE
• The malfunction on engine control side (e.g. Fuel injection control, IAC system) Otherwise, the
malfunction is in the control valve body, shift solenoid E or TCC.
STEP INSPECTION ACTION
1 • Go to symptom troubleshooting No.9 Low
idle/stalls during deceleration.
(See F201 NO.9 FAST IDLE/RUNS ON.)
• Does engine control system okay?
Yes Go to next step.
No Repair or replace any defective parts according to
inspection results.
2 • Go to symptom troubleshooting No.4
"Engine Stalls."
(See F189 NO.4 HARD TO START/LONG
CRANK/ERRATIC START/ERRATIC
CRANK.)
• Is engine control system okay?
Yes Repeat basic inspection and repair or replace any defective
parts according to inspection result.
(See K112 BASIC INSPECTION.)
No Repair or replace any defective parts according to
inspection results.
26 Starter does not work
DESCRIPTION • Starter does not work even when P or N position.
POSSIBLE
CAUSE
• Selector lever misadjustment
• TR switch misadjustment
• Open or short circuit in TR switch
27 HOLD indicator light does not illuminate when HOLD switch is turned to ON
DESCRIPTION
• HOLD indicator light in dashboard does not illuminate when HOLD switch is turned on and IG SW at
ON.
POSSIBLE
CAUSE
• HOLD switch, HOLD indicator light or related wiring harness malfunction.