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Ford Fault codes / Diagnostic trouble codes 111 to 998

111

System PASS.

112

ACT sensor circuit grounded.

113

ACT sensor circuit open.

114

ACT sensor is out of Self-Test.

116

ECT sensor is out of Self-Test.

117

ECT sensor circuit grounded.

118

ECT sensor circuit open.

121

TP sensor is out of Self-Test.

122

TP sensor input is less than Self-Test minimum.

123

TP sensor input is greater than Self-Test maximum.

124

TP sensor input voltage is greater than expected.

125

TP sensor input voltage is less than expected.

128

MAP vacuum hose damaged or disconnected.

129

Insufficient MAF input.

136

HEGO sensor circuit indicates system lean (Right HEGO).

137

HEGO sensor circuit indicates system rich (Right HEGO).

139

No HEGO switching (Front Side).

141

Fuel system indicates lean.

144

No HEGO switching (Left Side).

157

MAF sensor circuit open.

158

MAF sensor shorted to power.

159

MAF sensor is out of Self-Test.

167

Insufficient TP input change.

171

Lack of HEGO switching (Rear Side).

172

HEGO sensor circuit indicates lean. (Rear Side).

173

HEGO sensor circuit indicates rich. (Rear Side).

174

Check for diluted engine oil.

175

Lack of HEGO switching (Front Side).

176

HEGO sensor circuit indicates lean. (Front Side).

177

HEGO sensor circuit indicates rich. (Front Side).

178

Check for diluted engine oil.

179

Fuel system at part throttle lean adaptive limit, system rich (Rear Side).

181

Fuel system at part throttle rich adaptive limit, system lean (Rear Side).

182

Fuel system at idle lean adaptive limit, system rich (Rear Side).

183

Fuel system at idle rich adaptive limit, system lean (Rear Side).

184

MAF sensor input voltage is greater than expected, in range.

185

MAF sensor input voltage is less than expected, in range.

186

Closed loop injector pulse width longer than expected.

187

Closed loop injector pulse width shorter than expected.

188

Fuel system at part throttle lean adaptive limit, system rich (Front Side).

189

Fuel system at part throttle rich adaptive limit, system lean (Front Side).

193

Flexible Fuel sensor circuit failure.

211

PIP circuit failure.

212

Loss of tachometer/IDM input.

213

EEC SPOUT circuit open.

214

CID circuit failure.

215

PCM detected coil 1 primary circuit failure.

216

PCM detected coil 2 primary circuit failure.

217

PCM detected coil 3 primary circuit failure.

218

Loss of ignition diagnostic monitor signal-left side.

219

Spark timing defaulted to 10 degrees, spark output circuit open.

221

Spark timing error.

222

Loss of ignition diagnostic monitor signal-right side.

223

Loss of dual plug inhibit control.

224

PCM detected coil 1, 2, 3 or 4 primary circuit failure.

225

Knock not sensed during dynamic response test KOER.

226

Ignition diagnostic monitor signal not received.

232

PCM detected coil 1, 2, 3 or 4 primary circuit failure.

238

PCM detected coil 4 primary circuit failure.

241

Ignition control module to PCM ignition diagnostic monitor pulse width transmission error.

244

Cylinder Identification circuit fault present when cylinder balance test requested.

311

Secondary air injection system inoperative during KOER self-test (bank #1).

312

Secondary air injection system misdirected during KOER self-test.

313

Secondary air injection system not bypassed during KOER self-test.

314

Secondary air injection system inoperative during KOER self-test (bank #2)

326

PFE sensor circuit voltage lower than expected.

327

PFE sensor circuit voltage below Self-Test minimum.

328

Exhaust gas recirculation valve position sensor closed voltage lower than expected.

332

Insufficient EGR flow.

334

Exhaust gas recirculation valve position sensor closed voltage higher than expected.

335

PFE sensor circuit voltage out of Self-Test range.

336

PFE sensor circuit voltage higher than expected.

337

PFE sensor circuit voltage above Self-Test maximum.

338

Engine coolant temperature lower than expected (thermostat test).

339

Engine coolant temperature higher than expected (thermostat test).

341

Octane adjust service pin open.

381

Frequent A/C clutch cycling.

411

Cannot control RPM during KOER low RPM check.

412

Cannot control RPM during KOER high RPM check.

415

Idle Air Control system at maximum adaptive lower limit.

416

Idle Air Control system at upper adaptive learning limit.

452

Insufficient input from VSS.

453

Servo leaking down.

454

Servo leaking.

455

Insufficient RPM increase.

456

Insufficient RPM decrease.

457

Speed control command switch(s) circuit not functioning.

458

Speed control command switch(s) stuck/circuit grounded.

459

Speed control ground circuit open.

511

ROM test failure.

512

KAM test failure.

513

EEC internal voltage failure.

519

PSPS circuit open.

521

PSPS circuit did not change.

522

Vehicle not in PARK or NEUTRAL during KOEO.

525

Indicates vehicle in gear or A/C "ON" during self-test.

527

Park/Neutral Position switch circuit open or A/C on KOEO self-test.

528

Clutch Pedal Position switch circuit failure.

529

Data Communication Link or PCM circuit failure.

532

Cluster Control Assembly circuit failure.

533

Data Communication Link or Electronic Instrument Cluster circuit failure.

536

Brake On/Off circuit failure/not activated during KOER.

538

Insufficient RPM change during KOER Dynamic Response Test.

539

A/C or defrost "ON" during Self-Test.

542

Fuel pump circuit open, EEC processor to motor ground.

543

Fuel pump circuit open, battery to EEC processor.

551

Idle Air Control circuit failure during KOEO self-test.

552

Secondary Air Injection Bypass circuit failure during KOEO self-test.

553

Secondary Air Injection Diverter circuit failure during KOEO self-test.

554

Fuel Pressure Regulator Control circuit failure.

556

Fuel pump circuit failure.

557

Low speed fuel pump primary circuit failure.

 

Electronic Vacuum regulator circuit failure.

559

Air Conditioning On relay circuit failure during KOEO self-test.

562

Pusher fan control primary circuit failure.

563

High speed Electro Drive Fan circuit failure.

564

Electro Drive Fan circuit failure

565

Canister purge (CANP) circuit failure.

566

3-4 shift solenoid circuit failure during KOEO self-test.

567

Speed Control Vent (SCVNT) circuit failure.

568

Speed Control Vacuum (SCVAC) circuit failure.

569

Auxiliary Canister Purge circuit failure during KOEO self-test.

571

EGR Atmospheric (EGRA) solenoid circuit failure during KOEO self-test.

572

EGR Vacuum (EGRV) solenoid circuit failure during KOEO self-test.

578

A/C pressure sensor circuit shorted.

579

Insufficient A/C pressure change.

581

"Power to Fan" circuit over current.

582

Fan circuit open.

583

Power to Fuel pump over current.

584

Variable Control Relay Module (VCRM) power ground circuit open (VCRM Pin 1).

585

Power to A/C clutch over current.

586

A/C clutch circuit open.

587

Variable Control Relay Module communication failure.

593

Heated Oxygen Sensor (HO2S) heater circuit failure.

617

1-2 shift error.

618

2-3 shift error.

619

3-4 shift error.

621

Shift solenoid #1 circuit failure.

622

Shift solenoid #2 circuit failure.

623

Transmission Control Indicator Light circuit failure.

624

EPC solenoid or driver failure.

625

EPC solenoid driver open in EEC processor.

626

Coast Clutch Solenoid (CCS) circuit failure during KOEO self-test.

627

Torque Converter Clutch solenoid circuit failure.

628

Lock-up solenoid circuit failure, excessive clutch slippage.

629

Lock-up solenoid circuit failure.

631

Transmission Control Indicator Lamp circuit failure during KOEO self-test.

632

Transmission Control Switch circuit did not change states during KOER self-test.

633

4x4 Light switch closed during KOEO self-test.