Ford Ranger EV (2001 year). Manual — part 92

413-01-12

413-01-12

Instrument Cluster

DIAGNOSIS AND TESTING (Continued)

PINPOINT TEST B: SPEEDOMETER DOES NOT OPERATE OR INDICATES INCORRECT VEHICLE SPEED

TEST STEP

ACTION TO TAKE

•

Enter the TIM active command mode SPEEDOMETER CONTROL and

No =

GO to B4.

set the active command SPDOMETER to 30%.

•

Set the multimeter to the frequency setting and measure the frequency

between BOB pin A7 and ground (BOB pin A29).

•

Is the frequency greater than 70 Hz?

B4 CHECK CIRCUIT 679 (GY/BK) FOR SHORT TO GROUND

•

With key OFF, disconnect BOB from TIM; leave BOB connected to

Yes =

GO to B5.

TIM C4998, C4999.

•

With key OFF, disconnect instrument cluster C214, power steering

No =

REPAIR the GY/BK wire.

assembly C1992, and generic electronic module (GEM) C224.

•

With key OFF, measure the resistance between BOB pin A7 and ground

(BOB pin A29).

•

Is the resistance greater than 10,000 ohms?

B5 CIRCUIT 679 (GY/BK) FOR SHORT TO POWER

•

With key ON, measure the voltage between BOB pin A7 and ground

Yes =

REPAIR the GY/BK wire.

(BOB pin A29).

•

Is the voltage greater than 0 volts?

No =

REPLACE the TIM. REFER

to

Section 303-14.

B6 CHECK CIRCUIT 679 (GY/BK) FOR OPEN

•

With key OFF, disconnect instrument cluster C214.

Yes =

GO to B7.

•

Enter the TIM active command mode SPEEDOMETER CONTROL and

No =

REPAIR the GY/BK wire

set the active command SPDOMETER to 30%.

between instrument cluster

•

Set the multimeter to the frequency setting and measure the frequency

C214 and TIM C4998.

between pin 14 (GY/BK wire) on instrument cluster C214 and ground.

•

Is the frequency greater than 70 Hz?

B7 CHECK POWER TO INSTRUMENT CLUSTER

•

With key OFF, disconnect instrument cluster C215 and C216.

Yes =

REPLACE the instrument

cluster.

•

With key ON, measure the voltage between pin 9 (LB wire) on

No =

GO to B8.

instrument cluster C216 and pin 6 (BK/W wire) on instrument cluster

C215.

•

Is the voltage greater than 10 volts?

B8 CHECK GROUND TO INSTRUMENT CLUSTER

•

With key OFF, measure the resistance between pin 6 (BK/W wire) on

Yes =

REPAIR circuit 742 (LB

instrument cluster C215 and ground.

wire).

•

Is the resistance less than 5 ohms?

No =

REPAIR the BK/W wire.

PINPOINT TEST C: TRACTION BATTERY STATE OF CHARGE (SOC) GAUGE DOES NOT OPERATE,
INDICATES THE INCORRECT SOC, OR ALWAYS INDICATES F (FULL)

TEST STEP

ACTION TO TAKE

C1 IDENTIFY SYMPTOM

NOTE: Do not carry out the following tests steps if interface adapter

Yes =

GO to C6.

assembly (IAA) module DTC B1834 Gauge Drive Current Fault occurs. If

DTC B1834 occurs, refer to the symptom chart.

•

With key ON, identify the symptom.

•

Does the traction battery state of charge (SOC) gauge indicate F

No =

GO to C2.

(full)?

C2 CHECK TRACTION BATTERY STATE OF CHARGE (SOC)

GAUGE

(Continued)

413-01-13

413-01-13

Instrument Cluster

DIAGNOSIS AND TESTING (Continued)

PINPOINT TEST C: TRACTION BATTERY STATE OF CHARGE (SOC) GAUGE DOES NOT OPERATE,
INDICATES THE INCORRECT SOC, OR ALWAYS INDICATES F (FULL)

TEST STEP

ACTION TO TAKE

•

Enter the interface adapter assembly (IAA) module active command

Yes =

GO to C3.

mode BATTERY STATE OF CHARGE and set the active command

BAT SOC to 50%.

•

Does the traction battery SOC gauge indicate above the E (empty)

No =

GO to C4.

mark?

C3 CHECK TRACTION BATTERY SOC GAUGE FOR CORRECT

SOC

•

Set the active command BAT SOC to the following percentages and

Yes =

System OK. CHECK wiring

verify the traction battery SOC gauge operation:

for intermittent connections.

Percentage/SOC

No =

REPLACE the instrument

cluster.

— 15% = E (empty)
— 30% = 0.25 mark
— 50% = .50 mark
— 65% = .75 mark
— 75% = F (full)

•

Is the traction battery SOC gauge OK?

C4 CHECK INTERFACE ADAPTER ASSEMBLY (IAA) MODULE

•

Connect 104-Pin Breakout Box (BOB) to the IAA module and IAA

Yes =

REPLACE the IAA module.

module C1945. REFER to

Section 412-04.

•

With key ON, connect a jumper wire between BOB pins 21 and 75.

No =

GO to C5.

•

Does the traction battery SOC gauge indicate greater than F (full)?

C5 CHECK CIRCUIT 3048 (O) FOR OPEN

•

With key OFF, disconnect instrument cluster C215 and measure the

Yes =

REPLACE the instrument

resistance of the O wire between pin 4 on instrument cluster C215 and

cluster.

BOB pin 21.

•

Is the resistance less than 5 ohms?

No =

REPAIR the O wire.

C6 CHECK POWER TO INSTRUMENT CLUSTER

•

With key OFF, disconnect instrument cluster C215.

Yes =

GO to C8.

•

With key ON, measure the voltage between pin 11 (BK/LG wire) and

No =

GO to C7.

pin 6 (BK/W wire) on instrument cluster C215.

•

Is the voltage greater than 10 volts?

C7 CHECK GROUND TO INSTRUMENT CLUSTER

•

With key OFF, measure the resistance between pin 6 (BK/W wire) on

Yes =

REPAIR circuit 3049

instrument cluster C215 and ground.

(BK/LG wire).

•

Is the resistance less than 5 ohms?

No =

REPAIR the BK/W wire.

C8 CHECK CIRCUIT 3048 (O) FOR SHORT TO POWER

•

Connect 104-Pin Breakout Box (BOB) to the IAA module C1945; leave

Yes =

REPAIR the O wire.

IAA module disconnected.

•

With key ON, measure the voltage between BOB pin 21 and ground

No =

GO to C9.

(BOB pin 80).

•

Is the voltage greater than 0 volts?

C9 CHECK INSTRUMENT CLUSTER

•

With key OFF, reconnect instrument cluster C215.

Yes =

REPLACE the IAA module.

REFER to

Section 412-04.

•

With key OFF, connect BOB to IAA module; leave BOB connected to

No =

REPLACE the instrument

IAA module C1945.

cluster.

•

With key ON, connect a jumper wire between BOB pin 21 and ground

(BOB pin 80).

•

Does the traction battery SOC gauge indicate E (empty)?

413-01-14

413-01-14

Instrument Cluster

DIAGNOSIS AND TESTING (Continued)

PINPOINT TEST D: TEMPERATURE GAUGE DOES NOT OPERATE PROPERLY OR ALWAYS INDICATES
H (HOT)

TEST STEP

ACTION TO TAKE

D1 IDENTIFY SYMPTOM

NOTE: Do not carry out the following tests steps if interface adapter

Yes =

GO to D6.

assembly (IAA) module DTC B1834 Gauge Drive Current Fault occurs. If

DTC B1834 occurs, refer to the symptom chart.

•

With key ON, identify the symptom.

•

Does the temperature gauge indicate H (hot)?

No =

GO to D2.

D2 CHECK TEMPERATURE GAUGE

•

Enter the interface adapter assembly (IAA) module active command

Yes =

GO to D3.

mode TEMPERATURE GAUGE and set the active command TEMP G

to 30%.

•

Does the temperature gauge indicate above the C (cold) mark?

No =

GO to D4.

D3 CHECK TEMPERATURE GAUGE FOR CORRECT

TEMPERATURE REGION INDICATION

•

Set the active command TEMP G to the following percentages and

Yes =

System OK. CHECK wiring

verify the temperature gauge operation:

for intermittent connections.

Percentage/Temperature

No =

REPLACE the instrument

cluster.

— 15% = C (cold)
— 35% = Bottom of normal region
— 50% = Midscale
— 65% = Top of normal region
— 75% = H (hot)

•

Is the temperature gauge OK?

D4 CHECK INTERFACE ADAPTER ASSEMBLY (IAA) MODULE

•

Connect 104-Pin Breakout Box (BOB) to the IAA module and IAA

Yes =

REPLACE the IAA module.

module C1945. REFER to

Section 412-04.

•

With key ON, connect a jumper wire between BOB pins 20 and 75.

No =

GO to D5.

•

Does the temperature gauge indicate greater than H (hot)?

D5 CHECK CIRCUIT 3406 (DG/LG) FOR OPEN

•

With key OFF, disconnect instrument cluster C214 and measure the

Yes =

REPLACE the instrument

resistance of the DG/LG wire between pin 11 on instrument cluster C214

cluster.

and BOB pin 20.

•

Is the resistance less than 5 ohms?

No =

REPAIR the DG/LG wire.

D6 CHECK POWER TO INSTRUMENT CLUSTER

•

With key OFF, disconnect instrument cluster C215.

Yes =

GO to D8.

•

With key ON, measure the voltage between pin 12 (BK/LG wire) on

No =

GO to D7.

instrument cluster C214 and pin 6 (BK/W wire) on instrument cluster

C215.

•

Is the voltage greater than 10 volts?

D7 CHECK GROUND TO INSTRUMENT CLUSTER

•

With key OFF, measure the resistance between pin 6 (BK/W wire) on

Yes =

REPAIR circuit 3049

instrument cluster C215 and ground.

(BK/LG wire).

•

Is the resistance less than 5 ohms?

No =

REPAIR the BK/W wire.

D8 CHECK CIRCUIT 3406 (DG/LG) FOR SHORT TO POWER

•

Connect 104-Pin Breakout Box (BOB) to the IAA module C1945; leave

Yes =

REPAIR the DG/LG wire.

IAA module disconnected.

•

With key ON, measure the voltage between BOB pin 20 and ground

No =

GO to D9.

(BOB pin 80).

•

Is the voltage greater than 0 volts?

(Continued)

413-01-15

413-01-15

Instrument Cluster

DIAGNOSIS AND TESTING (Continued)

PINPOINT TEST D: TEMPERATURE GAUGE DOES NOT OPERATE PROPERLY OR ALWAYS INDICATES
H (HOT)

TEST STEP

ACTION TO TAKE

D9 CHECK INSTRUMENT CLUSTER

•

With key OFF, reconnect instrument cluster C214, C215. Yes = REPLACE the IAA module.

REFER to

Section 412-04.

•

With key OFF, connect BOB to IAA module; leave BOB connected to

No =

REPLACE the instrument

IAA module C1945.

cluster.

•

With key ON, connect a jumper wire between BOB pin 20 and ground

(BOB pin 80).

•

Does the temperature gauge indicate C (cold)?

PINPOINT TEST E: ECONOMY GAUGE DOES NOT OPERATE PROPERLY OR ALWAYS INDICATES +
(POSITIVE)

TEST STEP

ACTION TO TAKE

E1 IDENTIFY SYMPTOM

NOTE: Do not carry out the following tests steps if interface adapter

Yes =

GO to E6.

assembly (IAA) module DTC B1834 Gauge Drive Current Fault occurs. If

DTC B1834 occurs, refer to the symptom chart.

•

With key ON, identify the symptom.

•

Does the economy gauge indicate + (positive)?

No =

GO to E2.

E2 CHECK ECONOMY GAUGE

•

Enter the interface adapter assembly (IAA) module active command

Yes =

GO to E3.

mode ECONOMY GAUGE and set the active command ECON G to

30%.

•

Does the economy gauge indicate above the - (negative) mark?

No =

GO to E4.

E3 CHECK ECONOMY GAUGE FOR CORRECT INDICATION

•

Set the active command ECON G to the following percentages and

Yes =

System OK. CHECK wiring

verify the economy gauge operation:

for intermittent connections.

Percentage/Gauge Indication

No =

REPLACE the instrument

cluster.

— 20% = - (Negative) mark
— 35% = 0.25 position
— 55% = Midscale position
— 70% = 0.75 position
— 80% = + (Positive) mark

•

Is the economy gauge OK?

E4 CHECK INTERFACE ADAPTER ASSEMBLY (IAA) MODULE

•

Connect 104-Pin Breakout Box (BOB) to the IAA module and IAA

Yes =

REPLACE the IAA module.

module C1945. REFER to

Section 412-04.

•

With key ON, connect a jumper wire between BOB pins 22 and 75.

No =

GO to E5.

•

Does the economy gauge indicate greater than + (positive)?

E5 CHECK CIRCUIT 3408 (DB/O) FOR OPEN

•

With key OFF, disconnect instrument cluster C214 and measure the

Yes =

REPLACE the instrument

resistance of the DB/O wire between pin 15 on instrument cluster C214

cluster.

and BOB pin 22.

•

Is the resistance less than 5 ohms?

No =

REPAIR the DB/O wire.

E6 CHECK POWER TO INSTRUMENT CLUSTER

•

With key OFF, disconnect instrument cluster C215 and C216.

Yes =

GO to E8.

•

With key ON, measure the voltage between pin 4 (Y wire) on instrument No =

GO to E7.

cluster C216 and pin 6 (BK/W wire) on instrument cluster C215.

•

Is the voltage greater than 10 volts?

(Continued)