TROUBLESHOOTING [ENGINE CONTROL FS]
STEP
INSPECTION
ACTION
11
CHECK B U S (-) CIRCUIT FOR SHORT TO
CHASSIS GROUND
• Key off.
• Breakout box installed. Leave PCM
disconnected.
• Disconnect NGS tester.
• Measure resistance between Test Pin 15 at
breakout box and chassis ground.
• Is re sista n ce gre a te r th a n 10,000 o hm s?
Yes
Go to next step.
No
SERVICE short to ground in the B U S (-) circuit.
RECONNECT chassis PCM.
REMOVE breakout box.
RERUN OBD Test.
12
CHECK BUS(-) CIRCUIT FOR SHORT TO
POWER
• Key off.
• Breakout box installed. Leave PCM
disconnected.
• Disconnect NGS tester.
• Key on, engine off.
• Measure voltage between Test Pin 15
B U S (-) and Test Pin 51 or 103 at breakout
box.
• Was v o lta g e gre a te r th a n 6.0 v o lts ?
Yes
SERVICE Short to power in the B U S (-) circuit.
RECONNECT PCM.
REMOVE breakout box.
RERUN OBD Test.
No
Go to next step.
13
CHECK DLC BUS(+) CIRCUIT CONTINUITY
• Key off.
• Breakout box installed. Leave PCM
disconnected.
• Measure resistance between Test Pin 16 at
breakout box and BUS(+) circuit at DLC.
• is re sista n ce less than 5.0 o h m s?
Yes
Go to next step.
No
SERVICE open in DLC (+) circuit.
RECONNECT PCM.
REMOVE breakout box.
RERUN OBD Test.
14
CHECK BUS(+) CIRCUIT FOR SHORT TO
CHASSIS GROUND
• Key off.
• Disconnect NGS tester.
• Measure resistance between Test Pin 16
BUS(+) at breakout box and chassis
ground.
• Is re sista n ce greater than 10,000 o hm s?
Yes
There is no short chassis ground in BUS(+) circuit.
Go to next step.
No
SERVICE short to power in BUS(+) circuit.
RECONNECT PCM.
REMOVE breakout box.
RERUN OBD Test.
15
CHECK BUS(+) CIRCUIT FOR SHORT TO
POWER
• Key off.
• Breakout box installed. Leave PCM
disconnected.
• Disconnect NGS tester.
• Key on, engine off.
• Measure voltage between Test Pin 16 and
Test Pins 51 or 103 at breakout box.
• Was v o lta g e gre a te r th a n 1.0 v o lt?
Yes
SERVICE short to power in BUS(+) circuit.
RECONNECT PCM.
REMOVE breakout box.
RERUN OBD Test.
No
REPLACE PCM.
01-01A-88
Содержание MX-6 1998
Страница 1: ......
Страница 501: ...STARTING SYSTEM 3 If not as specified replace the starter interlock switch 01 19 3...
Страница 803: ...MANUAL TRANSAXLE W 6 U 5 1 5 W A C 05 15 7...
Страница 934: ...CONTROL SYSTEM CONTROL SYSTEM STRUCTURAL VIEW W6U740WA0 07 40 2...
Страница 983: ...SERVICE TOOLS 08 60 SERVICE TOOLS 08 RESTRAINTS S S T 08 60 1 08 RESTRAINTS SST 08 60 1...
Страница 1005: ...TROUBLESHOOTING POWER DOOR LOCK SYSTEM From previous page Go to next page W 6 U 9 0 1 W H 3 09 01E 7...
Страница 1168: ...SEATS 4A 4 If not as specified replace the power seat switch 2A 2B t 4B 3A 1C 1A 1F W6U913WA9 09 13 7...