XSol Diagnostic System

Welcome to the XSol Diagnostic System

This system provides interactive diagnostic tests with proper sequence navigation based on the decoded .seq file logic.

Start Diagnostic Sequence

or choose a specific test below:

BAXI SOLO 2 PF

WARNING - IMPORTA

Next: &1, *

NO FAULT FOUND

Next: nff

BAXI SOLO 2 PF

CASE REMOVAL

Next: &220, !f2

BOILER FROST PROTECTION

THERMOSTAT TURNED TO FROST POSITION
ENSURE THAT THE AMBIENT TEMPERATURE IS ABOVE 5 °C

Next: &25, f8

PUMP RUNS

THERMOSTAT TURNED TO OFF POSITION

Next: &694, f26

CORRECT BURNER GAS PRESSURE

THERMOSTAT TURNED TO MAX
CONNECT A U-GAUGE TO THE BURNER GAS PRESSURE TEST POINT

Next: &77, f383

BURNER MODULATION

THERMOSTAT TURNED TO MAX

Next: &803, f78

PUMP OVERRUN

NOTE: PUMP IS NOT AN INTEGRAL PART OF THE APPLIANCE
SO IT WILL BE ELSEWHERE ON THE SYSTEM

Next: &92, !f89

LOCKOUT RESET

DISCONNECT AN ORANGE LEAD FROM THE OVERHEAT THERMOSTAT
AND MAKE SAFE

Next: &nff, f93

DISPLAY

TURN THERMOSTAT TO MAX POSITION

Next: &560, f97

DIAGNOSIS BY LIGHTS OR STEP BY STEP CONVENTION

PLEASE SELECT FROM O

Next: &692, !f691

DHW DEMAND

TURN THERMOSTAT TO M

Next: &7, !f564

BOILER ON AND PILOT ON NEON ILLUMINATED

CHARACTERISTIC TEST FROM DIAGNOSTIC DISPLAY

Next: &nff, p686

DIAGNOSIS BY LIGHTS

Next: &993, !f693

FAN RUNS

THERMOSTAT TO MAX POSITION
REMOVE COMBUSTION BOX DOOR

Next: &733, f953

PILOT IGNITES

THERMOSTAT TURNED TO MAX
REFIT COMBUSTION BOX DOOR

Next: &777, f734

BURNER IGNITES

THERMOSTAT TURNED TO MAX

Next: &75, f778

CH OPERATION

THERMOSTAT SET TO MAXIMUM

Next: &88, ?804, ?806, ?808

OVER HEAT NEON FURTHER INVESTIGATION

Next: &nff, f850

DIAGNOSIS BY FUNCTIONAL SEQUENCE

NOT USED

Next: &96, !f994

BOILER FROST PROTECTION

POTENTIOMETER C/W LEADS HONEYWELL

Next: End

BURNER IGNITES

KIT - PILOT IGNITION

Next: End

FUSE

FUSE MAIN PCB F1

Next: End

BOILER FROST PROTECTION

THERMOSTAT / SENSOR - HONEYWELL

Next: End

ELECTRICAL SAFETY

ELECTRICAL SAFETY CHECKS

Next: End

CORRECT BURNER PRESSURE

GAS VALVE INLET PRESSURE

Next: End

BLOWN

MAINS FUSE

Next: End

DHW DEMAND

Next: End

Z REDIRECTION

DIAGNOSTIC BY LIGHTS

Next: End

Z REDIRECTION1

DIAGNOSTIC BY LIGHTS

Next: End

SPARK ELECTRODE

KIT - PILOT IGNITION

Next: End

INLET PRESSURE BURNER ON1

GAS VALVE INLET PRESSURE

Next: End

VOLTAGE ABSENT PILOT SOLENOID

WIRE HARNESS VALVE - GAS VALVE

Next: End

PILOT DOES NOT IGNITE

WIRE HARNESS VALVE - GAS VALVE

Next: End

PILOT IGNITION1

SOLENOID PILOT - SOLO 2 PF

Next: End

PILOT INJECTOR1

KIT - PILOT IGNITION

Next: End

REVERSE POLARITY

Next: End

RECTIFICATION

KIT - PILOT IGNITION

Next: End

RECTIFICATION

LEAD 410MM LONG - ELECTRODE

Next: End

VOLTAGE ABSENT GAS VALVE

WIRE HARNESS VALVE - GAS VALVE

Next: End

BURNER DOES NOT ESTABLISH

WIRE HARNESS VALVE - GAS VALVE

Next: End

BURNER MODULATION

POTENTIOMETER C/W LEADS HONEYWELL

Next: End

OPERATION

THERMOSTAT / SENSOR - HONEYWELL

Next: End

CH OPERATION

POTENTIOMETER C/W LEADS HONEYWELL

Next: End

GAS RATE

INJECTOR BURNER

Next: End

QUIET OPERATION

Next: End

LIMPET TEST

PUMP

Next: End

BURNER MODULATION

THERMOSTAT / SENSOR - HONEYWELL

Next: End

BOILER NOISY 2

THERMOSTAT / SENSOR - HONEYWELL

Next: End

BYPASS EXTERNAL3

Next: End

OC PILOT GAS VALVE

SOLENOID PILOT - SOLO 2 PF

Next: End

BURNER IGNITES

GAS VALVE INLET PRESSURE

Next: End

BOILER TO TEMP

PUMP

Next: End

OVERHEAT

PUMP

Next: End

PUMP OVERRUN OVERHEAT

PCB - CONTROL - HONEYWELL

Next: End

OVERHEAT

THERMOSTAT / SENSOR - HONEYWELL

Next: End

SPARK ELECTRODE LEAD

LEAD 410MM LONG - ELECTRODE

Next: End

PILOT DOES NOT IGNITE

FAN ASSEMBLY

Next: End

AIR PRESSURE SENSING TUBE CONNECTING PIECE

TUBE - FLEXIBLE

Next: End

AIR PRESSURE SENSING PIPE

SENSING HEAD

Next: End

PILOT DOES NOT IGNITE

HEAT EXCHANGER

Next: End

PILOT ON NEON

PRESSURE SWITCH - YAMATAKE

Next: End

APS PROVING

COUPLINGS M-F BOILER HARNESS

Next: End

OH OC NEON DIAG

KIT - OVERHEAT THERMOSTAT - SOLO PF

Next: End

PUMP OVERRUN

PCB - CONTROL - HONEYWELL

Next: End

OVERHEAT

HARNESS ASSEMBLY - BOILER

Next: End

BLOWNPUMP

MAINS FUSE

Next: End

PUMP

FUSE MAIN PCB F1

Next: End

LOCKOUT RESET

POTENTIOMETER C/W LEADS HONEYWELL

Next: End

FAN VOLTAGE ABSENT

COUPLINGS M-F BOILER HARNESS

Next: End

AIR PRESSURE SENSING TUBE CONNECTING PIECE 2

TUBE - FLEXIBLE

Next: End

AIR PRESSURE SENSING PIPE 2

SENSING HEAD

Next: End

APS NO AIR RESISTANCE

COUPLINGS M-F BOILER HARNESS

Next: End

OVERHEAT FURTHER INVESTIGATION

ZREDIRECTS BY HMTL LINK

Next: End

PILOT GAS VALVE OC

SOLENOID PILOT - SOLO 2 PF

Next: End

FAN ON NEON (GREEN)

POTENTIOMETER C/W LEADS HONEYWELL

Next: End

BOILER NEON ON ONLY

POTENTIOMETER C/W LEADS HONEYWELL

Next: End

FAN ON NEON (GREEN)

THERMOSTAT / SENSOR - HONEYWELL

Next: End

FAN NEUTRAL

COUPLINGS M-F BOILER HARNESS

Next: End

FUNCTIONAL SEQUENCE

DIAGNOSTIC BY LIGHTS

Next: End

NO FAN

FUSE MAIN PCB F1

Next: End

BOILER ON NEON

PCB - CONTROL - HONEYWELL

Next: End

BOILER FROST PROTECTION

PCB - CONTROL - HONEYWELL

Next: End

CORRECT BURNER GAS PRESSURE

GAS VALVE

Next: End

EXTERNAL CONTROLS

Next: End

PUMP

PUMP

Next: End

BROKEN NEUTRAL 1

NEUTRAL FAULT

Next: End

BOILER ON NEON

Next: End

PUMP RUNS( NEUTRAL TRACK)

PCB - CONTROL - HONEYWELL

Next: End

NEUTRAL BROKEN 2

NEUTRAL FAULT

Next: End

FAULT

WIRING FAULT TO PUMP

Next: End

PILOT GAS VALVE LIVE1

PCB - CONTROL - HONEYWELL

Next: End

NEUTRAL PILOT SOLENOID

PCB - CONTROL - HONEYWELL

Next: End

MECHAN1

GAS VALVE

Next: End

VOLTAGE ABSENT GAS VALVE

PCB - CONTROL - HONEYWELL

Next: End

BURNER IGNITES

PCB - CONTROL - HONEYWELL

Next: End

BURNER MODULATION

PCB - CONTROL - HONEYWELL

Next: End

HEAT EXCHANGER 2

HEAT EXCHANGER ASSEMBLY

Next: End

INSUFFICIENT HEAT

PCB - CONTROL - HONEYWELL

Next: End

BOILER ON PILOT ON NEONS FAULT

PCB - CONTROL - HONEYWELL

Next: End

GASVALVE HARNESS DAMAGE

WIRE HARNESS VALVE - GAS VALVE

Next: End

BURNER INJECTOR

INJECTOR BURNER

Next: End

BURNER IGNITES

GAS VALVE

Next: End

CH OPERATION

Next: End

OVERHEAT

PCB - CONTROL - HONEYWELL

Next: End

RETEST APPLIANCE

NORMAL OPERATION

Next: End

FLUE

FLUE

Next: End

PILOT DOES NOT IGNITE

PCB - CONTROL - HONEYWELL

Next: End

APS PROVING

HARNESS ASSEMBLY - BOILER

Next: End

OVER HEAT FAULT

PCB - CONTROL - HONEYWELL

Next: End

BROKEN NEUTRAL 1PUMP

NEUTRAL FAULT

Next: End

BOILER ON NEONPUMP

Next: End

PUMP RUNS

PCB - CONTROL - HONEYWELL

Next: End

LOCKOUT RESET

PCB - CONTROL - HONEYWELL

Next: End

FAN

FAN ASSEMBLY

Next: End

FAN VOLTAGE ABSENT

HARNESS ASSEMBLY - BOILER

Next: End

FAN ON NEON (GREEN)

PRESSURE SWITCH - YAMATAKE

Next: End

APS NO AIR RESISTANCE

HARNESS ASSEMBLY - BOILER

Next: End

OVERHEAT NO FAN VOLTAGE

HARNESS ASSEMBLY - BOILER

Next: End

VOLTAGE ABSENT FAN

WIRE HARNESS VALVE - GAS VALVE

Next: End

NO VOLTAGE FAN THERMISTOR

HARNESS ASSEMBLY - BOILER

Next: End

FAN RUNS ( NEUTRAL TRACK)

PCB - CONTROL - HONEYWELL

Next: End

FAN NEUTRAL

HARNESS ASSEMBLY - BOILER

Next: End

FAN ON NEON (GREEN)

PCB - CONTROL - HONEYWELL

Next: End

RECTIFICATION

PCB - CONTROL - HONEYWELL

Next: End

MAINS VOLTAGE PRESENT AT BOTH TEST POINTS (NEUTRAL FAULT)

CHARACTERISTIC TEST FROM PUMP VOLTAGE AT PUMP (CH DEMAND)

Next: !p487

MAINS VOLTAGE ABSENT BOTH TEST POINTS

CHARACTERISTIC TEST FROM PUMP VOLTAGE AT PUMP (CH DEMAND)

Next: p488

MAINS VOLTAGE PRESENT AT BOTH TEST POINTS (NEUTRAL FAULT)

CHARACTERISTIC TEST FROM PUMP VOLTAGE AT PUMP (CH DEMAND)

Next: !p493

MAINS VOLTAGE ABSENT BOTH TEST POINTS

CHARACTERISTIC TEST FROM PUMP VOLTAGE AT PUMP (CH DEMAND)

Next: p899

MAINS VOLTAGE PRESENT AT BOTH TEST POINTS (NEUTRAL FAULT)

CHARACTERISTIC TEST FROM PUMP VOLTAGE AT PUMP (CH DEMAND)

Next: !p499

MAINS VOLTAGE ABSENT BOTH TEST POINTS

CHARACTERISTIC TEST FROM PUMP VOLTAGE AT PUMP (CH DEMAND)

Next: !p501

MAINS VOLTAGE PRESENT AT BOTH TEST POINTS (NEUTRAL FAULT)

CHARACTERISTIC TEST FROM PUMP VOLTAGE AT PUMP (CH DEMAND)

Next: p766

MAINS VOLTAGE ABSENT BOTH TEST POINTS

CHARACTERISTIC TEST FROM PUMP VOLTAGE AT PUMP (CH DEMAND)

Next: p768

MAINS VOLTAGE PRESENT AT BOTH TEST POINTS (NEUTRAL FAULT)

CHARACTERISTIC TEST FROM PUMP VOLTAGE AT PUMP (CH DEMAND)

Next: p790

MAINS VOLTAGE ABSENT BOTH TEST POINTS

CHARACTERISTIC TEST FROM PUMP VOLTAGE AT PUMP (CH DEMAND)

Next: p792

NOISY OPERATION

CHARACTERISTIC TEST FROM CENTRAL HEATING OPERATION

Next: p805

BOILER TO TEMP RADS COOL

CHARACTERISTIC TEST FROM CENTRAL HEATING OPERATION

Next: p807

BOILER DOES NOT REACH TEMP - SYSTEM COOL

CHARACTERISTIC TEST FROM CENTRAL HEATING OPERATION

Next: p809

MAINS VOLTAGE PRESENT AT BOTH TEST POINTS (NEUTRAL FAULT)

CHARACTERISTIC TEST FROM PUMP VOLTAGE AT PUMP (CH DEMAND)

Next: !p902

MAINS VOLTAGE ABSENT BOTH TEST POINTS

CHARACTERISTIC TEST FROM PUMP VOLTAGE AT PUMP (CH DEMAND)

Next: p904

MAINS VOLTAGE PRESENT AT BOTH TEST POINTS (NEUTRAL FAULT)

CHARACTERISTIC TEST FROM PUMP VOLTAGE AT PUMP (CH DEMAND)

Next: p956

MAINS VOLTAGE ABSENT BOTH TEST POINTS

CHARACTERISTIC TEST FROM PUMP VOLTAGE AT PUMP (CH DEMAND)

Next: p958

04/01/2018 12:12:31 1809_1_50_1 23/11/2018 12:32:18

09/11/2018 08:36:14

Next: End

PUMP VOLTAGE AT PCB (CH DEMAND)

{GAINPCBACS}
THERMOSTAT TO MAX POSITION

Next: p389, ?492, ?494

INLET PRESSURE

ATTACH PRESSURE GAUGE TO THE INLET PRESSURE TEST POINT ON GAS VALVE

Next: !p384, !f385

SPARKING PRESENT

THERMOSTAT TURNED TO MAXIMUM

Next: p735, f736

SPARK TEST

REMOVE THE COMBUSTIO

Next: p868, !f738

DOES SPARKING CEASE

BOILER THERMOSTAT TO MAX POSITION

Next: p779, f780

THERMOSTAT POTENTIOMETER MODULATION RESISTANCE

DISCONNECT THE THERMOSTAT MULTIPLUG FROM THE PCB

Next: p79, !f80

MAINS POWER POLARITY

{GAINPCBACS}

Next: p781, !f782

THERMOSTAT ON RESISTANCE

DISCONNECT THE THERM

Next: p9, !f10

GAS VALVE PILOT SOLENOID RESISTANCE

DISCONNECT ONE OF THE LEADS FROM THE PILOT GAS VALVE

Next: !p830, !f831

INLET PRESSURE

ATTACH PRESSURE GAUGE TO THE INLET PRESSURE TEST POINT ON GAS VALVE

Next: !p842, !f843

BOILER RESET- OVERHEAT FURTHER INVESTIGATION

NOTE: ENSURE BOILER IS COOL

Next: p851, f852

RESISTANCE OVERHEAT THERMOSTAT

DISCONNECT ONE OF THE ORANGE LEADS FROM THE OVERHEAT THERMOSTAT

Next: p888, !f887

THERMOSTAT SENSOR RESISTANCE

REMOVE THE YELLOW SPADED WIRES FROM THE THERMOSTAT SENSOR.

Next: !p865, !f866

INSPECTION FAN

DISCONNECT THE 5-PIN

Next: p873, !f874

CONTINUITY COMBUSTION TERMINAL BLOCK - APS

Next: !p885, !f886

THERMOSTAT ON/OFF RESISTANCE

DISCONNECT THE THERM

Next: !p94, !f95

FAN VOLTAGE

THERMOSTAT TURNED TO MAX

Next: !p954, ?955, ?957

CONTINUITY COMBUSTION TERMINAL BLOCK - FAN LEADS

Next: !p961, !f962

AIR PRESSURE SWITCH (NO AIR RESISTANCE)

Next: p965, f966

AIR PRESSURE SENSING TUBE CONNECTING PIECE

Next: p967, !f968

PCB SWITCHED LIVE (INPUT)

{GAINPCBACS}
THERMOSTAT TO OFF POSITION

Next: p98, f99

OVERHEAT THERMOSTAT

DISCONNECT ONE OF THE ORANGE LEADS FROM THE OVERHEAT THERMOSTAT

Next: !p975, !f976

GAS VALVE PILOT SOLENOID RESISTANCE

DISCONNECT ONE OF THE LEADS FROM THE PILOT GAS VALVE

Next: !p979, !f980

THERMOSTAT SENSOR RESISTANCE

REMOVE THE YELLOW SPADED WIRES FROM THE THERMOSTAT SENSOR.

Next: !p987, !f988

MAINS POWER SUPPLY

Next: !p431, ?478, ?480

CONTINUITY COMBUSTION TERMINAL BLOCK - FAN LEADS

Next: !p991, !f992

PUMP VOLTAGE AT PUMP (CH DEMAND)

GAIN ACCESS TO PUMP ELECTRICAL CONNECTIONS
THERMOSTAT TO OFF POSITION

Next: !p473, ?498, ?500

FUSE RESISTANCE (FUSED SPUR)

REMOVE FUSE FROM FUSED SPUR

Next: !p490, !f489

RESISTANCE GAS VALVE PILOT SOLENOID AND HARNESS

DISCONNECT THE GAS VALVE CONNECTOR FROM THE PCB (3-PIN CONNECTOR)

Next: !p829, f827

INLET PRESSURE

ATTACH PRESSURE GAUGE TO THE INLET PRESSURE TEST POINT ON GAS VALVE

Next: p761, !f762

PILOT GAS VALVE LIVE

GAIN ACCESS TO GAS VALVE CONNECTIONS
THERMOSTAT TURNED TO MAX

Next: p763, ?765, ?767

GAS VALVE PILOT SOLENOID RESISTANCE

DISCONNECT ONE OF THE LEADS FROM THE PILOT GAS VALVE

Next: p773, !f774

CONTINUITY PILOT SOLENOID HARNESS

DISCONNECT THE GAS VALVE CONNECTOR FROM THE PCB
(3-PIN CONNECTOR)

Next: !p771, !f772

CONTINUITY PILOT SOLENOID HARNESS

DISCONNECT THE GAS VALVE CONNECTOR FROM THE PCB
(3-PIN CONNECTOR)

Next: !p769, !f770

PILOT INJECTOR

THE PILOT INJECTOR C

Next: !p775, !f776

MAIN GAS VALVE LIVE

GAIN ACCESS TO GAS VALVE CONNECTIONS
THERMOSTAT SET TO MAX

Next: p787, ?789, ?791

SPARK ELECTRODE

Next: p783, !f784

SPARK ELECTRODE LEAD

Next: p998, !f786

BURNER GAS PRESSURE

THERMOSTAT TURNED TO MAXIMUM
CONNECT A U-GAUGE TO THE BURNER GAS PRESSURE TEST POINT

Next: !p838, f839

THERMOSTAT SENSOR RESISTANCE

REMOVE THE YELLOW SPADED WIRES FROM THE THERMOSTAT SENSOR.

Next: !p81, !f82

CONTINUITY MAIN GAS VALVE SOLENOID HARNESS

DISCONNECT GAS VALVE CONNECTOR FROM THE PCB
(3-PIN CONNECTOR)

Next: !p795, !f796

CONTINUITY MAIN GAS VALVE SOLENOID HARNESS

DISCONNECT GAS VALVE CONNECTOR FROM THE PCB
(3-PIN CONNECTOR)

Next: !p793, !f794

PUMP LIMPET TEST

Next: p818, !f819

EXTERNAL BYPASS

Next: p844, !f817

THERMOSTAT SENSOR RESISTANCE

REMOVE THE YELLOW SPADED WIRES FROM THE THERMOSTAT SENSOR.

Next: p810, !f811

THERMOSTAT POTENTIOMETER MODULATION RESISTANCE

DISCONNECT THE THERMOSTAT MULTIPLUG FROM THE PCB

Next: p812, !f813

GAS RATE

Next: !p825, !f815

THERMOSTAT SENSOR RESISTANCE

REMOVE THE YELLOW SPADED WIRES FROM THE THERMOSTAT SENSOR.

Next: p820, !f821

EXTERNAL BYPASS

Next: !p822, !f823

PUMP LIMPET TEST

Next: !p845, !f846

PUMP LIMPET TEST

Next: p859, !f856

RUN BOILER TO MAX TEMP-DOES OVERHEAT OCCUR

ATTACH TEMPERATURE CLAMP TO FLOW PIPE
SET BOILER TEMPERATURE CONTROL TO MAXIMUM

Next: !p867, f864

PUMP OVERRUN

NOTE: PUMP IS NOT AN INTEGRAL PART OF THE APPLIANCE
SO IT WILL BE ELSEWHERE ON THE SYSTEM

Next: p855, !f863

SPARK ELECTRODE LEAD

Next: p869, !f870

FAN PRESSURE

DISCONNECT THE 5-PIN

Next: p871, f872

AIR PRESSURE SWITCH PROVING

DISCONNECT THE 5-PIN

Next: p881, !f882

AIR PRESSURE SENSING TUBE CONNECTING PIECE

Next: p875, !f876

AIR PRESSURE SENSING PIPE

REMOVE AIR PRESSURE TUBE (VENTURI) CONNECTED BETWEEN FAN AND AIR PRESSURE SWITCH

Next: p877, !f878

INSPECTION HEAT EXCHANGER

Next: !p879, !f880

CONTINUITY AIR PRESSURE SWITCH HARNESS

DISCONNECT THE FAN - AIR PRESSURE SWITCH CONNECTOR
FROM THE PCB (5PIN - CONNECTOR)

Next: !p883, f884

RESISTANCE OVERHEAT LOOM

DISCONNECT OVERHEAT CONNECTOR FROM PCB
DISCONNECT CONNECTIONS TO OVERHEAT STAT

Next: !p889, !f890

MAINS POWER SUPPLY

Next: p907, ?901, ?903

THERMOSTAT SENSOR RESISTANCE

REMOVE THE YELLOW SPADED WIRES FROM THE THERMOSTAT SENSOR.

Next: !p11, !f12

FUSE RESISTANCE (FUSED SPUR)

REMOVE FUSE FROM FUSED SPUR

Next: !p905, !f906

PCB FUSE

GAIN ACCESS TO PCB ASSEMBLY

Next: !p908, !f909

FAN NEUTRAL CONTINUITY

Next: !p989, f990

CONTINUITY FAN HARNESS

DISCONNECT 5-PIN CONNECTOR FROM PCB

Next: p959, f960

RESISTANCE AIR PRESSURE SWITCH NO AIR AND HARNESS

DISCONNECT THE 5-PIN CONNECTOR FROM THE PCB

Next: p963, f964

RESISTANCE OVERHEAT THERMOSTAT AND HARNESS

DISCONNECT THE OVERHEAT CONNECTOR FROM THE PCB (ORANGE LEADS)

Next: p973, f974

CONTINUITY COMBUSTION TERMINAL BLOCK - APS

Next: !p971, !f972

AIR PRESSURE SENSING PIPE

REMOVE AIR PRESSURE TUBE (VENTURI) CONNECTED BETWEEN FAN AND AIR PRESSURE SWITCH

Next: !p969, !f970

RESISTANCE GAS VALVE PILOT SOLENOID AND HARNESS

DISCONNECT THE GAS VALVE CONNECTOR FROM THE PCB (3-PIN CONNECTOR)

Next: p977, f978

THERMOSTAT ON RESISTANCE

DISCONNECT THE THERM

Next: p981, !f982

PCB FUSE

GAIN ACCESS TO PCB ASSEMBLY

Next: !p102, !f103

THERMOSTAT POTENTIOMETER RESISTANCE

DISCONNECT THE THERMOSTAT MULTIPLUG FROM THE PCB.

Next: p983, !f984

RESISTANCE THERMOSTAT SENSOR AND HARNESS

DISCONNECT THE THERMISTOR CONNECTOR FROM THE PCB (YELLOW LEADS)

Next: p995, f986

PCB FUSE

GAIN ACCESS TO PCB ASSEMBLY

Next: !p996, !f997

PILOT INJECTOR

THE PILOT INJECTOR C

Next: !p999, !f1000

System Information

Total Tests: 221

Sequence Logic: Decoded from encrypted .seq file

Navigation: Dynamic based on pass/fail results

Source: 4731307 GW SWIFTFLOW 100 SIT Control