drsmooth
drsmooth HalfDork
6/4/18 1:39 p.m.

I have a manual transmission NB Miata.

If  gearbox oil is low, will it give the P705 code. Or is it only for a faulty Neutral position switch?

The automatic NB, from what I have read gives the code for a faulty senor or for low oil. 

Keith Tanner
Keith Tanner GRM+ Memberand MegaDork
6/4/18 1:57 p.m.

You mean P0705, right? I'm basing this on a 2001 workshop manual.

 

DTC P0705

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

DETECTION CONDITION

  • Any of P, R, N, D, 2, or 1 positions/ranges switches are ON for 10 seconds or more.

  • Diagnostic support note:
  • This is a continuous monitor (CCM).

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

  • PENDING CODE is not available.

  • FREEZE FRAME DATA is available.

  • O/D OFF indicator light does not flash.

  • DTC is stored in TCM memory.

POSSIBLE CAUSE

  • TR switch malfunction

  • Short to power between TR switch terminal B and X-09 connector male terminal Q

  • Short to power between TR switch terminal J and X-09 connector male terminal Q

  • Short to power between TR switch terminal F and X-09 connector male terminal C

  • Short to power between TR switch terminal H and X-09 connector male terminal R

  • Short to power between TR switch terminal E and X-09 connector male terminal N

  • Short to power between TR switch terminal G and X-09 connector male terminal I

  • Short to power between X-09 connector female terminal Q and TCM terminal F

  • Short to power between X-09 connector female terminal C and TCM terminal D

  • Short to power between X-09 connector female terminal R and TCM terminal C

  • Short to power between X-09 connector female terminal N and TCM terminal B

  • Short to power between X-09 connector female terminal I and TCM terminal A

  • Damaged connector between TR switch and TCM

  • TCM malfunction

drsmooth
drsmooth HalfDork
6/4/18 2:12 p.m.

In reply to Keith Tanner :

WOW! that was a fast reply, and yes you are correct P0705

 

drsmooth
drsmooth HalfDork
6/4/18 2:18 p.m.

I am at work and had to type my first post quickly. Just wanted to clarify my horribly worded first post. It is a manual transmission that gave the P0705 code. I will update my post above to reflect that.

Keith Tanner
Keith Tanner GRM+ Memberand MegaDork
6/4/18 2:22 p.m.

For manual transmission:

DTC P0705

Neutral switch input circuit malfunction

DETECTION CONDITION

  • The PCM monitors changes in input voltage from the neutral switch. If PCM does not detected the PCM terminal 4H voltage does not change while vehicle speed above 30 km/h {18.6 mph} and clutch pedal depressed above 14 times, it determines that neutral switch circuit has malfunction.

  • Diagnostic support note
  • This is a continuous monitor (CCM).

  • MIL illuminates if PCM detects the above malfunction condition in two consecutive drive cycles.

  • PENDING CODE is available if PCM detects the above malfunction condition during first drive cycle.

  • FREEZE FRAME DATA is available.

  • DTC is stored in PCM memory.

POSSIBLE CAUSE

  • Neutral switch malfunction

  • Open harness between neutral switch terminal A and PCM connector 4H

  • Short to power between neutral switch terminal A and PCM connector 4H

  • Short to GND between neutral switch terminal A and PCM terminal 4H

  • Open harness between neutral switch terminal B and GND

  • Short to power between neutral switch terminal B and GND

  • PCM malfunction

drsmooth
drsmooth HalfDork
6/4/18 2:24 p.m.

You have my sincerest gratitude!

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